Finding the Fourth Proportional to 4,810,058.10, 6,637,878.72 and 2,634,736.68
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Solution
The fourth proportional to 4,810,058.10, 6,637,878.72 and 2,634,736.68 is: 3,635,935.82
Step by Step Solution
- Step 1: Write the proportion equation
4,810,058.10 : 6,637,878.72 = 2,634,736.68 : x - Step 2: Convert to fraction form
4,810,058.10/6,637,878.72 = 2,634,736.68/x - Step 3: Cross multiply
4,810,058.10x = 6,637,878.72 × 2,634,736.68 - Step 4: Simplify right side
4,810,058.10x = 17,489,062,540,975.45 - Step 5: Solve for x
x = 17,489,062,540,975.45/4,810,058.10 - Step 6: Final answer
x = 3,635,935.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.