Finding the Fourth Proportional to 1,454,838.18, 2,182,600.71 and 457,566.18
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Solution
The fourth proportional to 1,454,838.18, 2,182,600.71 and 457,566.18 is: 686,457.29
Step by Step Solution
- Step 1: Write the proportion equation
1,454,838.18 : 2,182,600.71 = 457,566.18 : x - Step 2: Convert to fraction form
1,454,838.18/2,182,600.71 = 457,566.18/x - Step 3: Cross multiply
1,454,838.18x = 2,182,600.71 × 457,566.18 - Step 4: Simplify right side
1,454,838.18x = 998,684,269,339.99 - Step 5: Solve for x
x = 998,684,269,339.99/1,454,838.18 - Step 6: Final answer
x = 686,457.29
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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.