Finding the Fourth Proportional to 1,107,557.28, 1,660,626.18 and 467,687.70
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Solution
The fourth proportional to 1,107,557.28, 1,660,626.18 and 467,687.70 is: 701,231.85
Step by Step Solution
- Step 1: Write the proportion equation
1,107,557.28 : 1,660,626.18 = 467,687.70 : x - Step 2: Convert to fraction form
1,107,557.28/1,660,626.18 = 467,687.70/x - Step 3: Cross multiply
1,107,557.28x = 1,660,626.18 × 467,687.70 - Step 4: Simplify right side
1,107,557.28x = 776,654,438,683.99 - Step 5: Solve for x
x = 776,654,438,683.99/1,107,557.28 - Step 6: Final answer
x = 701,231.85
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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.