Finding the Fourth Proportional to 2,505,475.26, 3,457,565.35 and 1,359,555.62
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Solution
The fourth proportional to 2,505,475.26, 3,457,565.35 and 1,359,555.62 is: 1,876,191.90
Step by Step Solution
- Step 1: Write the proportion equation
2,505,475.26 : 3,457,565.35 = 1,359,555.62 : x - Step 2: Convert to fraction form
2,505,475.26/3,457,565.35 = 1,359,555.62/x - Step 3: Cross multiply
2,505,475.26x = 3,457,565.35 × 1,359,555.62 - Step 4: Simplify right side
2,505,475.26x = 4,700,752,382,423.05 - Step 5: Solve for x
x = 4,700,752,382,423.05/2,505,475.26 - Step 6: Final answer
x = 1,876,191.90
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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.