Home / 3,247,380.72-4,481,275.05-1,797,137.28

Finding the Fourth Proportional to 3,247,380.72, 4,481,275.05 and 1,797,137.28

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Solution

The fourth proportional to 3,247,380.72, 4,481,275.05 and 1,797,137.28 is: 2,479,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,380.72 : 4,481,275.05 = 1,797,137.28 : x
  2. Step 2: Convert to fraction form
    3,247,380.72/4,481,275.05 = 1,797,137.28/x
  3. Step 3: Cross multiply
    3,247,380.72x = 4,481,275.05 × 1,797,137.28
  4. Step 4: Simplify right side
    3,247,380.72x = 8,053,466,454,288.86
  5. Step 5: Solve for x
    x = 8,053,466,454,288.86/3,247,380.72
  6. Step 6: Final answer
    x = 2,479,988.38

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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.