Home / 5,251,469.03-7,247,155.40-2,928,338.87

Finding the Fourth Proportional to 5,251,469.03, 7,247,155.40 and 2,928,338.87

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Solution

The fourth proportional to 5,251,469.03, 7,247,155.40 and 2,928,338.87 is: 4,041,179.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,469.03 : 7,247,155.40 = 2,928,338.87 : x
  2. Step 2: Convert to fraction form
    5,251,469.03/7,247,155.40 = 2,928,338.87/x
  3. Step 3: Cross multiply
    5,251,469.03x = 7,247,155.40 × 2,928,338.87
  4. Step 4: Simplify right side
    5,251,469.03x = 21,222,126,820,252.72
  5. Step 5: Solve for x
    x = 21,222,126,820,252.72/5,251,469.03
  6. Step 6: Final answer
    x = 4,041,179.09

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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.