Finding the Fourth Proportional to 1,149,711.06, 1,725,304.68 and 771,059.40
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Solution
The fourth proportional to 1,149,711.06, 1,725,304.68 and 771,059.40 is: 1,157,084.10
Step by Step Solution
- Step 1: Write the proportion equation
1,149,711.06 : 1,725,304.68 = 771,059.40 : x - Step 2: Convert to fraction form
1,149,711.06/1,725,304.68 = 771,059.40/x - Step 3: Cross multiply
1,149,711.06x = 1,725,304.68 × 771,059.40 - Step 4: Simplify right side
1,149,711.06x = 1,330,312,391,377.99 - Step 5: Solve for x
x = 1,330,312,391,377.99/1,149,711.06 - Step 6: Final answer
x = 1,157,084.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.