Home / 2,655,484.88-3,983,229.76-1,138,183.20

Finding the Fourth Proportional to 2,655,484.88, 3,983,229.76 and 1,138,183.20

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Solution

The fourth proportional to 2,655,484.88, 3,983,229.76 and 1,138,183.20 is: 1,707,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,484.88 : 3,983,229.76 = 1,138,183.20 : x
  2. Step 2: Convert to fraction form
    2,655,484.88/3,983,229.76 = 1,138,183.20/x
  3. Step 3: Cross multiply
    2,655,484.88x = 3,983,229.76 × 1,138,183.20
  4. Step 4: Simplify right side
    2,655,484.88x = 4,533,645,194,572.03
  5. Step 5: Solve for x
    x = 4,533,645,194,572.03/2,655,484.88
  6. Step 6: Final answer
    x = 1,707,275.85

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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.