Finding the Fourth Proportional to 1,687,982.22, 2,532,195.68 and 550,344.92
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Solution
The fourth proportional to 1,687,982.22, 2,532,195.68 and 550,344.92 is: 825,589.87
Step by Step Solution
- Step 1: Write the proportion equation
1,687,982.22 : 2,532,195.68 = 550,344.92 : x - Step 2: Convert to fraction form
1,687,982.22/2,532,195.68 = 550,344.92/x - Step 3: Cross multiply
1,687,982.22x = 2,532,195.68 × 550,344.92 - Step 4: Simplify right side
1,687,982.22x = 1,393,581,013,521.24 - Step 5: Solve for x
x = 1,393,581,013,521.24/1,687,982.22 - Step 6: Final answer
x = 825,589.87
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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.