Finding the Fourth Proportional to 1,053,949.97, 1,454,451.84 and 570,513.62
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Solution
The fourth proportional to 1,053,949.97, 1,454,451.84 and 570,513.62 is: 787,309.27
Step by Step Solution
- Step 1: Write the proportion equation
1,053,949.97 : 1,454,451.84 = 570,513.62 : x - Step 2: Convert to fraction form
1,053,949.97/1,454,451.84 = 570,513.62/x - Step 3: Cross multiply
1,053,949.97x = 1,454,451.84 × 570,513.62 - Step 4: Simplify right side
1,053,949.97x = 829,784,587,990.19 - Step 5: Solve for x
x = 829,784,587,990.19/1,053,949.97 - Step 6: Final answer
x = 787,309.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.