Finding the Fourth Proportional to 5,445,672.14, 8,169,395.52 and 1,607,882.50
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Solution
The fourth proportional to 5,445,672.14, 8,169,395.52 and 1,607,882.50 is: 2,412,085.74
Step by Step Solution
- Step 1: Write the proportion equation
5,445,672.14 : 8,169,395.52 = 1,607,882.50 : x - Step 2: Convert to fraction form
5,445,672.14/8,169,395.52 = 1,607,882.50/x - Step 3: Cross multiply
5,445,672.14x = 8,169,395.52 × 1,607,882.50 - Step 4: Simplify right side
5,445,672.14x = 13,135,428,092,186.40 - Step 5: Solve for x
x = 13,135,428,092,186.40/5,445,672.14 - Step 6: Final answer
x = 2,412,085.74
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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.