Home / 2,223,040.20-3,067,755.40-1,256,149.68

Finding the Fourth Proportional to 2,223,040.20, 3,067,755.40 and 1,256,149.68

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Solution

The fourth proportional to 2,223,040.20, 3,067,755.40 and 1,256,149.68 is: 1,733,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,040.20 : 3,067,755.40 = 1,256,149.68 : x
  2. Step 2: Convert to fraction form
    2,223,040.20/3,067,755.40 = 1,256,149.68/x
  3. Step 3: Cross multiply
    2,223,040.20x = 3,067,755.40 × 1,256,149.68
  4. Step 4: Simplify right side
    2,223,040.20x = 3,853,559,964,028.27
  5. Step 5: Solve for x
    x = 3,853,559,964,028.27/2,223,040.20
  6. Step 6: Final answer
    x = 1,733,463.91

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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.