Home / 2,605,685.24-3,902,753.46-2,002,204.28

Finding the Fourth Proportional to 2,605,685.24, 3,902,753.46 and 2,002,204.28

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Solution

The fourth proportional to 2,605,685.24, 3,902,753.46 and 2,002,204.28 is: 2,998,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,685.24 : 3,902,753.46 = 2,002,204.28 : x
  2. Step 2: Convert to fraction form
    2,605,685.24/3,902,753.46 = 2,002,204.28/x
  3. Step 3: Cross multiply
    2,605,685.24x = 3,902,753.46 × 2,002,204.28
  4. Step 4: Simplify right side
    2,605,685.24x = 7,814,109,681,396.81
  5. Step 5: Solve for x
    x = 7,814,109,681,396.81/2,605,685.24
  6. Step 6: Final answer
    x = 2,998,869.38

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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.