Home / 2,306,138.56-3,182,229.78-1,339,080.32

Finding the Fourth Proportional to 2,306,138.56, 3,182,229.78 and 1,339,080.32

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Solution

The fourth proportional to 2,306,138.56, 3,182,229.78 and 1,339,080.32 is: 1,847,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306,138.56 : 3,182,229.78 = 1,339,080.32 : x
  2. Step 2: Convert to fraction form
    2,306,138.56/3,182,229.78 = 1,339,080.32/x
  3. Step 3: Cross multiply
    2,306,138.56x = 3,182,229.78 × 1,339,080.32
  4. Step 4: Simplify right side
    2,306,138.56x = 4,261,261,272,115.93
  5. Step 5: Solve for x
    x = 4,261,261,272,115.93/2,306,138.56
  6. Step 6: Final answer
    x = 1,847,790.65

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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.