Home / 2,987,006.50-4,122,380.04-1,841,057.38

Finding the Fourth Proportional to 2,987,006.50, 4,122,380.04 and 1,841,057.38

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Solution

The fourth proportional to 2,987,006.50, 4,122,380.04 and 1,841,057.38 is: 2,540,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,006.50 : 4,122,380.04 = 1,841,057.38 : x
  2. Step 2: Convert to fraction form
    2,987,006.50/4,122,380.04 = 1,841,057.38/x
  3. Step 3: Cross multiply
    2,987,006.50x = 4,122,380.04 × 1,841,057.38
  4. Step 4: Simplify right side
    2,987,006.50x = 7,589,538,195,806.69
  5. Step 5: Solve for x
    x = 7,589,538,195,806.69/2,987,006.50
  6. Step 6: Final answer
    x = 2,540,850.91

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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.