Finding the Fourth Proportional to 1,479,122.35, 2,218,689.90 and 468,249.18
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Solution
The fourth proportional to 1,479,122.35, 2,218,689.90 and 468,249.18 is: 702,375.79
Step by Step Solution
- Step 1: Write the proportion equation
1,479,122.35 : 2,218,689.90 = 468,249.18 : x - Step 2: Convert to fraction form
1,479,122.35/2,218,689.90 = 468,249.18/x - Step 3: Cross multiply
1,479,122.35x = 2,218,689.90 × 468,249.18 - Step 4: Simplify right side
1,479,122.35x = 1,038,899,726,349.28 - Step 5: Solve for x
x = 1,038,899,726,349.28/1,479,122.35 - Step 6: Final answer
x = 702,375.79
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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.