Finding the Fourth Proportional to 1,585,537.20, 2,377,414.26 and 520,489.98
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Solution
The fourth proportional to 1,585,537.20, 2,377,414.26 and 520,489.98 is: 780,442.30
Step by Step Solution
- Step 1: Write the proportion equation
1,585,537.20 : 2,377,414.26 = 520,489.98 : x - Step 2: Convert to fraction form
1,585,537.20/2,377,414.26 = 520,489.98/x - Step 3: Cross multiply
1,585,537.20x = 2,377,414.26 × 520,489.98 - Step 4: Simplify right side
1,585,537.20x = 1,237,420,300,639.11 - Step 5: Solve for x
x = 1,237,420,300,639.11/1,585,537.20 - Step 6: Final answer
x = 780,442.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.