Finding the Fourth Proportional to 3,540,764.20, 5,302,177.68 and 2,195,554
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Solution
The fourth proportional to 3,540,764.20, 5,302,177.68 and 2,195,554 is: 3,287,769.75
Step by Step Solution
- Step 1: Write the proportion equation
3,540,764.20 : 5,302,177.68 = 2,195,554 : x - Step 2: Convert to fraction form
3,540,764.20/5,302,177.68 = 2,195,554/x - Step 3: Cross multiply
3,540,764.20x = 5,302,177.68 × 2,195,554 - Step 4: Simplify right side
3,540,764.20x = 11,641,217,414,034.72 - Step 5: Solve for x
x = 11,641,217,414,034.72/3,540,764.20 - Step 6: Final answer
x = 3,287,769.75
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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.