Finding the Fourth Proportional to 5,207,414.14, 7,805,609.88 and 2,369,519.20
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Solution
The fourth proportional to 5,207,414.14, 7,805,609.88 and 2,369,519.20 is: 3,551,770.99
Step by Step Solution
- Step 1: Write the proportion equation
5,207,414.14 : 7,805,609.88 = 2,369,519.20 : x - Step 2: Convert to fraction form
5,207,414.14/7,805,609.88 = 2,369,519.20/x - Step 3: Cross multiply
5,207,414.14x = 7,805,609.88 × 2,369,519.20 - Step 4: Simplify right side
5,207,414.14x = 18,495,542,478,369.70 - Step 5: Solve for x
x = 18,495,542,478,369.70/5,207,414.14 - Step 6: Final answer
x = 3,551,770.99
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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.