Home / 2,067,682.86-3,101,115.44-1,965,149.42

Finding the Fourth Proportional to 2,067,682.86, 3,101,115.44 and 1,965,149.42

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Solution

The fourth proportional to 2,067,682.86, 3,101,115.44 and 1,965,149.42 is: 2,947,335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,682.86 : 3,101,115.44 = 1,965,149.42 : x
  2. Step 2: Convert to fraction form
    2,067,682.86/3,101,115.44 = 1,965,149.42/x
  3. Step 3: Cross multiply
    2,067,682.86x = 3,101,115.44 × 1,965,149.42
  4. Step 4: Simplify right side
    2,067,682.86x = 6,094,155,208,269.05
  5. Step 5: Solve for x
    x = 6,094,155,208,269.05/2,067,682.86
  6. Step 6: Final answer
    x = 2,947,335.55

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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.