Finding the Fourth Proportional to 2,715,855.74, 4,073,757.72 and 1,651,191.74
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Solution
The fourth proportional to 2,715,855.74, 4,073,757.72 and 1,651,191.74 is: 2,476,771.87
Step by Step Solution
- Step 1: Write the proportion equation
2,715,855.74 : 4,073,757.72 = 1,651,191.74 : x - Step 2: Convert to fraction form
2,715,855.74/4,073,757.72 = 1,651,191.74/x - Step 3: Cross multiply
2,715,855.74x = 4,073,757.72 × 1,651,191.74 - Step 4: Simplify right side
2,715,855.74x = 6,726,555,098,025.23 - Step 5: Solve for x
x = 6,726,555,098,025.23/2,715,855.74 - Step 6: Final answer
x = 2,476,771.87
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1.5x scale
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.