Finding the Fourth Proportional to 1,469,275.18, 2,202,906.63 and 748,221.13
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Solution
The fourth proportional to 1,469,275.18, 2,202,906.63 and 748,221.13 is: 1,121,819.31
Step by Step Solution
- Step 1: Write the proportion equation
1,469,275.18 : 2,202,906.63 = 748,221.13 : x - Step 2: Convert to fraction form
1,469,275.18/2,202,906.63 = 748,221.13/x - Step 3: Cross multiply
1,469,275.18x = 2,202,906.63 × 748,221.13 - Step 4: Simplify right side
1,469,275.18x = 1,648,261,273,227.45 - Step 5: Solve for x
x = 1,648,261,273,227.45/1,469,275.18 - Step 6: Final answer
x = 1,121,819.31
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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.