Home / 3,219,863.80-4,832,906.10-1,960,151.80

Finding the Fourth Proportional to 3,219,863.80, 4,832,906.10 and 1,960,151.80

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Solution

The fourth proportional to 3,219,863.80, 4,832,906.10 and 1,960,151.80 is: 2,942,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,863.80 : 4,832,906.10 = 1,960,151.80 : x
  2. Step 2: Convert to fraction form
    3,219,863.80/4,832,906.10 = 1,960,151.80/x
  3. Step 3: Cross multiply
    3,219,863.80x = 4,832,906.10 × 1,960,151.80
  4. Step 4: Simplify right side
    3,219,863.80x = 9,473,229,591,145.98
  5. Step 5: Solve for x
    x = 9,473,229,591,145.98/3,219,863.80
  6. Step 6: Final answer
    x = 2,942,121.21

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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.