Home / 2,397,067.20-3,307,930.38-1,309,338.36

Finding the Fourth Proportional to 2,397,067.20, 3,307,930.38 and 1,309,338.36

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Solution

The fourth proportional to 2,397,067.20, 3,307,930.38 and 1,309,338.36 is: 1,806,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,067.20 : 3,307,930.38 = 1,309,338.36 : x
  2. Step 2: Convert to fraction form
    2,397,067.20/3,307,930.38 = 1,309,338.36/x
  3. Step 3: Cross multiply
    2,397,067.20x = 3,307,930.38 × 1,309,338.36
  4. Step 4: Simplify right side
    2,397,067.20x = 4,331,200,138,743.38
  5. Step 5: Solve for x
    x = 4,331,200,138,743.38/2,397,067.20
  6. Step 6: Final answer
    x = 1,806,874.73

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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.