Home / 3,964,991.88-5,471,905.07-2,246,447.28

Finding the Fourth Proportional to 3,964,991.88, 5,471,905.07 and 2,246,447.28

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Solution

The fourth proportional to 3,964,991.88, 5,471,905.07 and 2,246,447.28 is: 3,100,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,991.88 : 5,471,905.07 = 2,246,447.28 : x
  2. Step 2: Convert to fraction form
    3,964,991.88/5,471,905.07 = 2,246,447.28/x
  3. Step 3: Cross multiply
    3,964,991.88x = 5,471,905.07 × 2,246,447.28
  4. Step 4: Simplify right side
    3,964,991.88x = 12,292,346,266,535.83
  5. Step 5: Solve for x
    x = 12,292,346,266,535.83/3,964,991.88
  6. Step 6: Final answer
    x = 3,100,219.78

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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.