Home / 2,028,216.33-3,040,221.94-1,268,313.73

Finding the Fourth Proportional to 2,028,216.33, 3,040,221.94 and 1,268,313.73

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Solution

The fourth proportional to 2,028,216.33, 3,040,221.94 and 1,268,313.73 is: 1,901,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,216.33 : 3,040,221.94 = 1,268,313.73 : x
  2. Step 2: Convert to fraction form
    2,028,216.33/3,040,221.94 = 1,268,313.73/x
  3. Step 3: Cross multiply
    2,028,216.33x = 3,040,221.94 × 1,268,313.73
  4. Step 4: Simplify right side
    2,028,216.33x = 3,855,955,217,977.90
  5. Step 5: Solve for x
    x = 3,855,955,217,977.90/2,028,216.33
  6. Step 6: Final answer
    x = 1,901,155.79

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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.