Finding the Fourth Proportional to 1,474,149.70, 2,034,319.62 and 829,580.68
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Solution
The fourth proportional to 1,474,149.70, 2,034,319.62 and 829,580.68 is: 1,144,817.42
Step by Step Solution
- Step 1: Write the proportion equation
1,474,149.70 : 2,034,319.62 = 829,580.68 : x - Step 2: Convert to fraction form
1,474,149.70/2,034,319.62 = 829,580.68/x - Step 3: Cross multiply
1,474,149.70x = 2,034,319.62 × 829,580.68 - Step 4: Simplify right side
1,474,149.70x = 1,687,632,253,696.94 - Step 5: Solve for x
x = 1,687,632,253,696.94/1,474,149.70 - Step 6: Final answer
x = 1,144,817.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.