Finding the Fourth Proportional to 2,438,974.68, 3,657,687 and 2,279,763.90
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Solution
The fourth proportional to 2,438,974.68, 3,657,687 and 2,279,763.90 is: 3,418,921.42
Step by Step Solution
- Step 1: Write the proportion equation
2,438,974.68 : 3,657,687 = 2,279,763.90 : x - Step 2: Convert to fraction form
2,438,974.68/3,657,687 = 2,279,763.90/x - Step 3: Cross multiply
2,438,974.68x = 3,657,687 × 2,279,763.90 - Step 4: Simplify right side
2,438,974.68x = 8,338,662,780,099.30 - Step 5: Solve for x
x = 8,338,662,780,099.30/2,438,974.68 - Step 6: Final answer
x = 3,418,921.42
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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.