Home / 4,979,786.72-7,469,944.92-1,568,340.09

Finding the Fourth Proportional to 4,979,786.72, 7,469,944.92 and 1,568,340.09

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Solution

The fourth proportional to 4,979,786.72, 7,469,944.92 and 1,568,340.09 is: 2,352,593.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,786.72 : 7,469,944.92 = 1,568,340.09 : x
  2. Step 2: Convert to fraction form
    4,979,786.72/7,469,944.92 = 1,568,340.09/x
  3. Step 3: Cross multiply
    4,979,786.72x = 7,469,944.92 × 1,568,340.09
  4. Step 4: Simplify right side
    4,979,786.72x = 11,715,414,088,127.84
  5. Step 5: Solve for x
    x = 11,715,414,088,127.84/4,979,786.72
  6. Step 6: Final answer
    x = 2,352,593.55

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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.