Home / 3,940,687.32-5,902,173.36-2,399,508.42

Finding the Fourth Proportional to 3,940,687.32, 5,902,173.36 and 2,399,508.42

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Solution

The fourth proportional to 3,940,687.32, 5,902,173.36 and 2,399,508.42 is: 3,593,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,687.32 : 5,902,173.36 = 2,399,508.42 : x
  2. Step 2: Convert to fraction form
    3,940,687.32/5,902,173.36 = 2,399,508.42/x
  3. Step 3: Cross multiply
    3,940,687.32x = 5,902,173.36 × 2,399,508.42
  4. Step 4: Simplify right side
    3,940,687.32x = 14,162,314,673,619.69
  5. Step 5: Solve for x
    x = 14,162,314,673,619.69/3,940,687.32
  6. Step 6: Final answer
    x = 3,593,869.17

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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.