Finding the Fourth Proportional to 2,144,743.62, 3,217,113.36 and 547,306.68
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Solution
The fourth proportional to 2,144,743.62, 3,217,113.36 and 547,306.68 is: 820,959.49
Step by Step Solution
- Step 1: Write the proportion equation
2,144,743.62 : 3,217,113.36 = 547,306.68 : x - Step 2: Convert to fraction form
2,144,743.62/3,217,113.36 = 547,306.68/x - Step 3: Cross multiply
2,144,743.62x = 3,217,113.36 × 547,306.68 - Step 4: Simplify right side
2,144,743.62x = 1,760,747,632,245.25 - Step 5: Solve for x
x = 1,760,747,632,245.25/2,144,743.62 - Step 6: Final answer
x = 820,959.49
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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.