Home / 1,465,637.76-2,198,439.20-825,989.76

Finding the Fourth Proportional to 1,465,637.76, 2,198,439.20 and 825,989.76

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Solution

The fourth proportional to 1,465,637.76, 2,198,439.20 and 825,989.76 is: 1,238,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,637.76 : 2,198,439.20 = 825,989.76 : x
  2. Step 2: Convert to fraction form
    1,465,637.76/2,198,439.20 = 825,989.76/x
  3. Step 3: Cross multiply
    1,465,637.76x = 2,198,439.20 × 825,989.76
  4. Step 4: Simplify right side
    1,465,637.76x = 1,815,888,267,182.59
  5. Step 5: Solve for x
    x = 1,815,888,267,182.59/1,465,637.76
  6. Step 6: Final answer
    x = 1,238,974.81

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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.