Finding the Fourth Proportional to 1,248,717.57, 1,723,230.12 and 675,757.71
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Solution
The fourth proportional to 1,248,717.57, 1,723,230.12 and 675,757.71 is: 932,545.57
Step by Step Solution
- Step 1: Write the proportion equation
1,248,717.57 : 1,723,230.12 = 675,757.71 : x - Step 2: Convert to fraction form
1,248,717.57/1,723,230.12 = 675,757.71/x - Step 3: Cross multiply
1,248,717.57x = 1,723,230.12 × 675,757.71 - Step 4: Simplify right side
1,248,717.57x = 1,164,486,039,694.23 - Step 5: Solve for x
x = 1,164,486,039,694.23/1,248,717.57 - Step 6: Final answer
x = 932,545.57
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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.