Finding the Fourth Proportional to 3,321,204.30, 4,981,806.45 and 2,293,751.70
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Solution
The fourth proportional to 3,321,204.30, 4,981,806.45 and 2,293,751.70 is: 3,440,627.55
Step by Step Solution
- Step 1: Write the proportion equation
3,321,204.30 : 4,981,806.45 = 2,293,751.70 : x - Step 2: Convert to fraction form
3,321,204.30/4,981,806.45 = 2,293,751.70/x - Step 3: Cross multiply
3,321,204.30x = 4,981,806.45 × 2,293,751.70 - Step 4: Simplify right side
3,321,204.30x = 11,427,027,013,758.47 - Step 5: Solve for x
x = 11,427,027,013,758.47/3,321,204.30 - Step 6: Final answer
x = 3,440,627.55
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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.