Home / 2,322,229.12-3,204,757.82-1,289,756.21

Finding the Fourth Proportional to 2,322,229.12, 3,204,757.82 and 1,289,756.21

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Solution

The fourth proportional to 2,322,229.12, 3,204,757.82 and 1,289,756.21 is: 1,779,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322,229.12 : 3,204,757.82 = 1,289,756.21 : x
  2. Step 2: Convert to fraction form
    2,322,229.12/3,204,757.82 = 1,289,756.21/x
  3. Step 3: Cross multiply
    2,322,229.12x = 3,204,757.82 × 1,289,756.21
  4. Step 4: Simplify right side
    2,322,229.12x = 4,133,356,287,091.66
  5. Step 5: Solve for x
    x = 4,133,356,287,091.66/2,322,229.12
  6. Step 6: Final answer
    x = 1,779,908.91

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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.