Home / 2,154,198.83-3,231,380.24-806,219.51

Finding the Fourth Proportional to 2,154,198.83, 3,231,380.24 and 806,219.51

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Solution

The fourth proportional to 2,154,198.83, 3,231,380.24 and 806,219.51 is: 1,209,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,198.83 : 3,231,380.24 = 806,219.51 : x
  2. Step 2: Convert to fraction form
    2,154,198.83/3,231,380.24 = 806,219.51/x
  3. Step 3: Cross multiply
    2,154,198.83x = 3,231,380.24 × 806,219.51
  4. Step 4: Simplify right side
    2,154,198.83x = 2,605,201,793,716.48
  5. Step 5: Solve for x
    x = 2,605,201,793,716.48/2,154,198.83
  6. Step 6: Final answer
    x = 1,209,359.95

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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.