Finding the Fourth Proportional to 1,044,134.10, 1,566,201.15 and 512,693.10
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Solution
The fourth proportional to 1,044,134.10, 1,566,201.15 and 512,693.10 is: 769,039.65
Step by Step Solution
- Step 1: Write the proportion equation
1,044,134.10 : 1,566,201.15 = 512,693.10 : x - Step 2: Convert to fraction form
1,044,134.10/1,566,201.15 = 512,693.10/x - Step 3: Cross multiply
1,044,134.10x = 1,566,201.15 × 512,693.10 - Step 4: Simplify right side
1,044,134.10x = 802,980,522,817.07 - Step 5: Solve for x
x = 802,980,522,817.07/1,044,134.10 - Step 6: Final answer
x = 769,039.65
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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.