Home / 2,629,041.20-3,942,006.60-1,369,329.20

Finding the Fourth Proportional to 2,629,041.20, 3,942,006.60 and 1,369,329.20

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Solution

The fourth proportional to 2,629,041.20, 3,942,006.60 and 1,369,329.20 is: 2,053,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,041.20 : 3,942,006.60 = 1,369,329.20 : x
  2. Step 2: Convert to fraction form
    2,629,041.20/3,942,006.60 = 1,369,329.20/x
  3. Step 3: Cross multiply
    2,629,041.20x = 3,942,006.60 × 1,369,329.20
  4. Step 4: Simplify right side
    2,629,041.20x = 5,397,904,743,972.72
  5. Step 5: Solve for x
    x = 5,397,904,743,972.72/2,629,041.20
  6. Step 6: Final answer
    x = 2,053,183.78

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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.