Finding the Fourth Proportional to 1,432,823.26, 2,149,157.13 and 435,473.50
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Solution
The fourth proportional to 1,432,823.26, 2,149,157.13 and 435,473.50 is: 653,186.62
Step by Step Solution
- Step 1: Write the proportion equation
1,432,823.26 : 2,149,157.13 = 435,473.50 : x - Step 2: Convert to fraction form
1,432,823.26/2,149,157.13 = 435,473.50/x - Step 3: Cross multiply
1,432,823.26x = 2,149,157.13 × 435,473.50 - Step 4: Simplify right side
1,432,823.26x = 935,900,977,451.06 - Step 5: Solve for x
x = 935,900,977,451.06/1,432,823.26 - Step 6: Final answer
x = 653,186.62
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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.