Finding the Fourth Proportional to 2,411,414.80, 3,617,122.20 and 992,489.20
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Solution
The fourth proportional to 2,411,414.80, 3,617,122.20 and 992,489.20 is: 1,488,733.80
Step by Step Solution
- Step 1: Write the proportion equation
2,411,414.80 : 3,617,122.20 = 992,489.20 : x - Step 2: Convert to fraction form
2,411,414.80/3,617,122.20 = 992,489.20/x - Step 3: Cross multiply
2,411,414.80x = 3,617,122.20 × 992,489.20 - Step 4: Simplify right side
2,411,414.80x = 3,589,954,718,580.24 - Step 5: Solve for x
x = 3,589,954,718,580.24/2,411,414.80 - Step 6: Final answer
x = 1,488,733.80
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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.