Finding the Fourth Proportional to 2,272,047.87, 3,135,270.92 and 1,253,469.63
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Solution
The fourth proportional to 2,272,047.87, 3,135,270.92 and 1,253,469.63 is: 1,729,702.50
Step by Step Solution
- Step 1: Write the proportion equation
2,272,047.87 : 3,135,270.92 = 1,253,469.63 : x - Step 2: Convert to fraction form
2,272,047.87/3,135,270.92 = 1,253,469.63/x - Step 3: Cross multiply
2,272,047.87x = 3,135,270.92 × 1,253,469.63 - Step 4: Simplify right side
2,272,047.87x = 3,929,966,880,042.16 - Step 5: Solve for x
x = 3,929,966,880,042.16/2,272,047.87 - Step 6: Final answer
x = 1,729,702.50
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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.