Nest 3 SUMPRODUCT formulas - Possible?

B

Bert T

Hi!

I have a book in Excel 2003 that serves as simple timetable and payroll at
the same time, but assignments are scheduled weekly from Mon – Sun, which is
also the way the employees are paid. That part works perfectly until I have
to do the tax analysis, since its breakdown goes by month and year.

I have 12 sheets, each for a month in a year and each sheet is made out of 5
weeks. I created them like this because the last days of a month and the
beginning of the next can fall on the same week - either on the 5th week of
that month or on the 1st of the next. The five weeks also gives the users
enough flexibility to organize their weeks as they please.

The amount paid each month is figured out from columns C2:C13 (Payments) and
D2:D13 (Extras) by their dates in column B2:B13 (this are just a few of the
cells in each range, but their similar) with the following formula:
=SUMAPRODUCTO(--(B$2:B$13>=A19);--(B$2:B$13<=A20);(C$2:C$13+D$2:D$13))

The CATCH is that the prior and/or following sheet might also hold dates
from this month. So assuming we're looking at sheet4, the other two are
sheet3 and sheet5. My Excel is in Spanish so SUMAPRODUCTO is SUMPRODUCT and
Sheet is Hoja.

SUMAPRODUCTO(--(Hoja3!B2:B13>=A19);--(Hoja3!B2:B13<=A20);(Hoja3!C$2:C$13+Hoja3!D$2:D$13))

SUMAPRODUCTO(--(Hoja5!B$2:B1$3>=A19);--(Hoja5!B$2:B$13<=A$20);(Hoja5!C$2:C$13+Hoja5!D$2:D$13))

A19 and A20 are equivalent to the first and last date of the month and I
used them as criteria for the date search. Hoja3 is the prior month and Hoja5
is the following

I don’t want to have 48 formulas to contend with, but only 12.
Is there any way to nest 3 3D SUMPRODUCT formulas in one that sums their
product? B21 would hold this formula and its product. Something like
SP(SP()+SP()+SP()) or maybe SUM(SP();SP();SP()) Any ideas?

I remember seeing this formula somewhere and that’s why I ask
=SUMPRODUCT((B1:B10="Europe")+(C1:C10="Y"))-SUMPRODUCT(--(B1:B10="Europe"),--(C1:C10="Y"))

I would really appreciate any help.
Thanks
 
B

Bernie Deitrick

Bert,

You cannot use a 3D SUMPRODUCT formula - unfortunately, your formulas will
need to be complex to deal with your workbook structure.

I also want to point out that you really need six weeks for your months, not
five, since some months start with one or two days in their "first week" and
end up with one or two days in their last week, after four full weeks, - so
six, not five, weeks overall.

But the best solution to all this is to use just one sheet as your database,
and learn how to use filters, subtotals, and/or pivot tables to show and
report your data instead of formulas. Of course, figuring that out will
take some doing, but it would be a better application.

HTH,
Bernie
MS Excel MVP
 
R

ryguy7272

Holy crap! You're making this much more difficult than it has to be. Simple
copy/paste everything onto one single sheet and build a Pivot tbale off of
that sheet.

Run this code to get everything onto one sheet:
http://www.rondebruin.nl/copy2.htm

If you need help with getting to the last used cell, or ignoring certain
sheets, post in the Excel Programming section.

When everything is on one summary sheet, Ron calls it the 'RDBMergeSheet'
build a Pivot Table; Pivot Tables will do exactly what the Sumproduct
functions will do (and a whole lot more too).
http://datapigtechnologies.com/flashfiles/pivot1.html
http://datapigtechnologies.com/flashfiles/pivot6.html
http://peltiertech.com/Excel/Pivots/pivottables.htm

Good luck,
Ryan---
 
B

Bernie Deitrick

Actually, that may not work, since the workbook as described may not merge
into a standard database - data points are duplicated, so more work may (or
may not) be needed.

Bernie
 
B

Bert T

Hahahaha...Ryan, that Holy crap made me laugh so hard!! Anyway, thanks for
the links. They're very helpful.
 
B

Bert T

Bernie,

Thanks for the tip about the six weeks. I had thought about it, but since
this is a book for my nephew's administration and he doesn't know much about
excel, I've tried to make as friendly as possible for him. I just can’t
believe that Excel can’t do what I need it to do
:(
 
D

Domenic

Bernie has provide some excellent advice. In the meantime, to sum
Hoja3, Hoja4, and Hoja5 based on the criteria you've laid out, try....

=SUMPRODUCT(--(N(OFFSET(INDIRECT("'Hoja"&{3,4,5}&"'!B2:B13"),ROW(INDIRECT
("2:13"))-2,0,1))>=A19),--(N(OFFSET(INDIRECT("'Hoja"&{3,4,5}&"'!B2:B13"),
ROW(INDIRECT("2:13"))-2,0,1))<=A20),N(OFFSET(INDIRECT("'Hoja"&{3,4,5}&"'!
C2:C13"),ROW(INDIRECT("2:13"))-2,0,1))+N(OFFSET(INDIRECT("'Hoja"&{3,4,5}&
"'!D2:D13"),ROW(INDIRECT("2:13"))-2,0,1)))

Hope this helps!

http://www.xl-central.com
 
B

Bert T

Thanks, Domenic

I will check out your formula. Since I was out of my wits, I redessigned my
sheets using 6 weeks instead of 5 and the formula I had come up with, so that
all the dates would fall on the same month. But I am going to check your idea
to see what happens and to learn from it.

Again, thanks
 

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