Home / 1,498,456.80-2,247,685.20-657,008.55

Finding the Fourth Proportional to 1,498,456.80, 2,247,685.20 and 657,008.55

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Solution

The fourth proportional to 1,498,456.80, 2,247,685.20 and 657,008.55 is: 985,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,456.80 : 2,247,685.20 = 657,008.55 : x
  2. Step 2: Convert to fraction form
    1,498,456.80/2,247,685.20 = 657,008.55/x
  3. Step 3: Cross multiply
    1,498,456.80x = 2,247,685.20 × 657,008.55
  4. Step 4: Simplify right side
    1,498,456.80x = 1,476,748,394,108.46
  5. Step 5: Solve for x
    x = 1,476,748,394,108.46/1,498,456.80
  6. Step 6: Final answer
    x = 985,512.83

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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.