Home / 3,228,375.12-4,454,982.76-1,777,786.96

Finding the Fourth Proportional to 3,228,375.12, 4,454,982.76 and 1,777,786.96

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Solution

The fourth proportional to 3,228,375.12, 4,454,982.76 and 1,777,786.96 is: 2,453,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,375.12 : 4,454,982.76 = 1,777,786.96 : x
  2. Step 2: Convert to fraction form
    3,228,375.12/4,454,982.76 = 1,777,786.96/x
  3. Step 3: Cross multiply
    3,228,375.12x = 4,454,982.76 × 1,777,786.96
  4. Step 4: Simplify right side
    3,228,375.12x = 7,920,010,257,752.81
  5. Step 5: Solve for x
    x = 7,920,010,257,752.81/3,228,375.12
  6. Step 6: Final answer
    x = 2,453,249.69

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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.