Home / 1,244,453.20-1,867,067.28-445,741.64

Finding the Fourth Proportional to 1,244,453.20, 1,867,067.28 and 445,741.64

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Solution

The fourth proportional to 1,244,453.20, 1,867,067.28 and 445,741.64 is: 668,751.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,453.20 : 1,867,067.28 = 445,741.64 : x
  2. Step 2: Convert to fraction form
    1,244,453.20/1,867,067.28 = 445,741.64/x
  3. Step 3: Cross multiply
    1,244,453.20x = 1,867,067.28 × 445,741.64
  4. Step 4: Simplify right side
    1,244,453.20x = 832,229,631,377.54
  5. Step 5: Solve for x
    x = 832,229,631,377.54/1,244,453.20
  6. Step 6: Final answer
    x = 668,751.25

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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.