Home / 3,960,861.12-5,465,983.68-2,150,025.12

Finding the Fourth Proportional to 3,960,861.12, 5,465,983.68 and 2,150,025.12

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Solution

The fourth proportional to 3,960,861.12, 5,465,983.68 and 2,150,025.12 is: 2,967,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,861.12 : 5,465,983.68 = 2,150,025.12 : x
  2. Step 2: Convert to fraction form
    3,960,861.12/5,465,983.68 = 2,150,025.12/x
  3. Step 3: Cross multiply
    3,960,861.12x = 5,465,983.68 × 2,150,025.12
  4. Step 4: Simplify right side
    3,960,861.12x = 11,752,002,217,510.04
  5. Step 5: Solve for x
    x = 11,752,002,217,510.04/3,960,861.12
  6. Step 6: Final answer
    x = 2,967,032.13

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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.