Finding the Fourth Proportional to 5,251,076.67, 7,876,616.22 and 1,657,123.68
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Solution
The fourth proportional to 5,251,076.67, 7,876,616.22 and 1,657,123.68 is: 2,485,685.90
Step by Step Solution
- Step 1: Write the proportion equation
5,251,076.67 : 7,876,616.22 = 1,657,123.68 : x - Step 2: Convert to fraction form
5,251,076.67/7,876,616.22 = 1,657,123.68/x - Step 3: Cross multiply
5,251,076.67x = 7,876,616.22 × 1,657,123.68 - Step 4: Simplify right side
5,251,076.67x = 13,052,527,256,434.09 - Step 5: Solve for x
x = 13,052,527,256,434.09/5,251,076.67 - Step 6: Final answer
x = 2,485,685.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.