Home / 3,398,754.24-4,689,732-1,948,182.72

Finding the Fourth Proportional to 3,398,754.24, 4,689,732 and 1,948,182.72

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Solution

The fourth proportional to 3,398,754.24, 4,689,732 and 1,948,182.72 is: 2,688,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,754.24 : 4,689,732 = 1,948,182.72 : x
  2. Step 2: Convert to fraction form
    3,398,754.24/4,689,732 = 1,948,182.72/x
  3. Step 3: Cross multiply
    3,398,754.24x = 4,689,732 × 1,948,182.72
  4. Step 4: Simplify right side
    3,398,754.24x = 9,136,454,843,831.04
  5. Step 5: Solve for x
    x = 9,136,454,843,831.04/3,398,754.24
  6. Step 6: Final answer
    x = 2,688,177.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.