Home / 1,270,787.87-1,906,248.38-967,657.46

Finding the Fourth Proportional to 1,270,787.87, 1,906,248.38 and 967,657.46

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Solution

The fourth proportional to 1,270,787.87, 1,906,248.38 and 967,657.46 is: 1,451,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,787.87 : 1,906,248.38 = 967,657.46 : x
  2. Step 2: Convert to fraction form
    1,270,787.87/1,906,248.38 = 967,657.46/x
  3. Step 3: Cross multiply
    1,270,787.87x = 1,906,248.38 × 967,657.46
  4. Step 4: Simplify right side
    1,270,787.87x = 1,844,595,472,704.68
  5. Step 5: Solve for x
    x = 1,844,595,472,704.68/1,270,787.87
  6. Step 6: Final answer
    x = 1,451,536.89

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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.