Home / 3,992,879.56-5,510,176.10-2,182,043.56

Finding the Fourth Proportional to 3,992,879.56, 5,510,176.10 and 2,182,043.56

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Solution

The fourth proportional to 3,992,879.56, 5,510,176.10 and 2,182,043.56 is: 3,011,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,879.56 : 5,510,176.10 = 2,182,043.56 : x
  2. Step 2: Convert to fraction form
    3,992,879.56/5,510,176.10 = 2,182,043.56/x
  3. Step 3: Cross multiply
    3,992,879.56x = 5,510,176.10 × 2,182,043.56
  4. Step 4: Simplify right side
    3,992,879.56x = 12,023,444,273,470.92
  5. Step 5: Solve for x
    x = 12,023,444,273,470.92/3,992,879.56
  6. Step 6: Final answer
    x = 3,011,221.37

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1.5x scale

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.