Home / 2,521,092.20-3,781,983.90-838,020.20

Finding the Fourth Proportional to 2,521,092.20, 3,781,983.90 and 838,020.20

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Solution

The fourth proportional to 2,521,092.20, 3,781,983.90 and 838,020.20 is: 1,257,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,092.20 : 3,781,983.90 = 838,020.20 : x
  2. Step 2: Convert to fraction form
    2,521,092.20/3,781,983.90 = 838,020.20/x
  3. Step 3: Cross multiply
    2,521,092.20x = 3,781,983.90 × 838,020.20
  4. Step 4: Simplify right side
    2,521,092.20x = 3,169,378,904,274.78
  5. Step 5: Solve for x
    x = 3,169,378,904,274.78/2,521,092.20
  6. Step 6: Final answer
    x = 1,257,145.18

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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.