Finding the Fourth Proportional to 1,253,874.21, 1,730,876.07 and 846,527.79
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Solution
The fourth proportional to 1,253,874.21, 1,730,876.07 and 846,527.79 is: 1,168,565.94
Step by Step Solution
- Step 1: Write the proportion equation
1,253,874.21 : 1,730,876.07 = 846,527.79 : x - Step 2: Convert to fraction form
1,253,874.21/1,730,876.07 = 846,527.79/x - Step 3: Cross multiply
1,253,874.21x = 1,730,876.07 × 846,527.79 - Step 4: Simplify right side
1,253,874.21x = 1,465,234,694,300.99 - Step 5: Solve for x
x = 1,465,234,694,300.99/1,253,874.21 - Step 6: Final answer
x = 1,168,565.94
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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.