Hi Insert 3 numbers between 3 and 48 such that the 5 numbers form a GP. I only know that the common ratio is 2 by guess and check How do I do this properly?
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Dear xwrathbringerx, Suppose the geometrical progression is Then --------(1) Also, ----------(2) By (1) and (2), Since, Hope this helps.
Hello, xwrathbringerx! Another approach . . . Insert 3 numbers between 3 and 48 such that the 5 numbers form a GP. Let = common ratio. . . But we know that the term is 48. Hence, we have: . There are two possible GP's: .
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