Home / 1,378,323.24-2,067,458.94-751,227.72

Finding the Fourth Proportional to 1,378,323.24, 2,067,458.94 and 751,227.72

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Solution

The fourth proportional to 1,378,323.24, 2,067,458.94 and 751,227.72 is: 1,126,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,323.24 : 2,067,458.94 = 751,227.72 : x
  2. Step 2: Convert to fraction form
    1,378,323.24/2,067,458.94 = 751,227.72/x
  3. Step 3: Cross multiply
    1,378,323.24x = 2,067,458.94 × 751,227.72
  4. Step 4: Simplify right side
    1,378,323.24x = 1,553,132,465,689.82
  5. Step 5: Solve for x
    x = 1,553,132,465,689.82/1,378,323.24
  6. Step 6: Final answer
    x = 1,126,827.45

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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.