Home / 1,351,314.43-1,864,785.14-739,464.73

Finding the Fourth Proportional to 1,351,314.43, 1,864,785.14 and 739,464.73

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Solution

The fourth proportional to 1,351,314.43, 1,864,785.14 and 739,464.73 is: 1,020,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,314.43 : 1,864,785.14 = 739,464.73 : x
  2. Step 2: Convert to fraction form
    1,351,314.43/1,864,785.14 = 739,464.73/x
  3. Step 3: Cross multiply
    1,351,314.43x = 1,864,785.14 × 739,464.73
  4. Step 4: Simplify right side
    1,351,314.43x = 1,378,942,840,058.11
  5. Step 5: Solve for x
    x = 1,378,942,840,058.11/1,351,314.43
  6. Step 6: Final answer
    x = 1,020,445.58

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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.