Home / 1,098,200.80-1,647,301.20-849,061.60

Finding the Fourth Proportional to 1,098,200.80, 1,647,301.20 and 849,061.60

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Solution

The fourth proportional to 1,098,200.80, 1,647,301.20 and 849,061.60 is: 1,273,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,200.80 : 1,647,301.20 = 849,061.60 : x
  2. Step 2: Convert to fraction form
    1,098,200.80/1,647,301.20 = 849,061.60/x
  3. Step 3: Cross multiply
    1,098,200.80x = 1,647,301.20 × 849,061.60
  4. Step 4: Simplify right side
    1,098,200.80x = 1,398,660,192,553.92
  5. Step 5: Solve for x
    x = 1,398,660,192,553.92/1,098,200.80
  6. Step 6: Final answer
    x = 1,273,592.40

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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.