Home / 3,965,011.56-5,471,375.85-2,198,960.46

Finding the Fourth Proportional to 3,965,011.56, 5,471,375.85 and 2,198,960.46

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Solution

The fourth proportional to 3,965,011.56, 5,471,375.85 and 2,198,960.46 is: 3,034,376.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,011.56 : 5,471,375.85 = 2,198,960.46 : x
  2. Step 2: Convert to fraction form
    3,965,011.56/5,471,375.85 = 2,198,960.46/x
  3. Step 3: Cross multiply
    3,965,011.56x = 5,471,375.85 × 2,198,960.46
  4. Step 4: Simplify right side
    3,965,011.56x = 12,031,339,155,948.89
  5. Step 5: Solve for x
    x = 12,031,339,155,948.89/3,965,011.56
  6. Step 6: Final answer
    x = 3,034,376.82

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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.