Home / 3,422,249.20-4,722,703.92-1,894,356.32

Finding the Fourth Proportional to 3,422,249.20, 4,722,703.92 and 1,894,356.32

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Solution

The fourth proportional to 3,422,249.20, 4,722,703.92 and 1,894,356.32 is: 2,614,211.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,249.20 : 4,722,703.92 = 1,894,356.32 : x
  2. Step 2: Convert to fraction form
    3,422,249.20/4,722,703.92 = 1,894,356.32/x
  3. Step 3: Cross multiply
    3,422,249.20x = 4,722,703.92 × 1,894,356.32
  4. Step 4: Simplify right side
    3,422,249.20x = 8,946,484,018,340.78
  5. Step 5: Solve for x
    x = 8,946,484,018,340.78/3,422,249.20
  6. Step 6: Final answer
    x = 2,614,211.73

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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.