Home / 2,257,927.60-3,115,963.38-1,225,444.27

Finding the Fourth Proportional to 2,257,927.60, 3,115,963.38 and 1,225,444.27

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Solution

The fourth proportional to 2,257,927.60, 3,115,963.38 and 1,225,444.27 is: 1,691,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,927.60 : 3,115,963.38 = 1,225,444.27 : x
  2. Step 2: Convert to fraction form
    2,257,927.60/3,115,963.38 = 1,225,444.27/x
  3. Step 3: Cross multiply
    2,257,927.60x = 3,115,963.38 × 1,225,444.27
  4. Step 4: Simplify right side
    2,257,927.60x = 3,818,439,469,550.83
  5. Step 5: Solve for x
    x = 3,818,439,469,550.83/2,257,927.60
  6. Step 6: Final answer
    x = 1,691,125.73

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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.