Home / 2,260,747.85-3,119,867.43-1,228,276.09

Finding the Fourth Proportional to 2,260,747.85, 3,119,867.43 and 1,228,276.09

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Solution

The fourth proportional to 2,260,747.85, 3,119,867.43 and 1,228,276.09 is: 1,695,040.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,747.85 : 3,119,867.43 = 1,228,276.09 : x
  2. Step 2: Convert to fraction form
    2,260,747.85/3,119,867.43 = 1,228,276.09/x
  3. Step 3: Cross multiply
    2,260,747.85x = 3,119,867.43 × 1,228,276.09
  4. Step 4: Simplify right side
    2,260,747.85x = 3,832,058,568,238.75
  5. Step 5: Solve for x
    x = 3,832,058,568,238.75/2,260,747.85
  6. Step 6: Final answer
    x = 1,695,040.24

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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.