Finding the Fourth Proportional to 1,761,760.68, 2,642,815.98 and 563,381.88
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Solution
The fourth proportional to 1,761,760.68, 2,642,815.98 and 563,381.88 is: 845,128.77
Step by Step Solution
- Step 1: Write the proportion equation
1,761,760.68 : 2,642,815.98 = 563,381.88 : x - Step 2: Convert to fraction form
1,761,760.68/2,642,815.98 = 563,381.88/x - Step 3: Cross multiply
1,761,760.68x = 2,642,815.98 × 563,381.88 - Step 4: Simplify right side
1,761,760.68x = 1,488,914,635,306.44 - Step 5: Solve for x
x = 1,488,914,635,306.44/1,761,760.68 - Step 6: Final answer
x = 845,128.77
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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.