Home / 2,250,318.85-3,105,449.91-1,217,826.79

Finding the Fourth Proportional to 2,250,318.85, 3,105,449.91 and 1,217,826.79

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Solution

The fourth proportional to 2,250,318.85, 3,105,449.91 and 1,217,826.79 is: 1,680,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,318.85 : 3,105,449.91 = 1,217,826.79 : x
  2. Step 2: Convert to fraction form
    2,250,318.85/3,105,449.91 = 1,217,826.79/x
  3. Step 3: Cross multiply
    2,250,318.85x = 3,105,449.91 × 1,217,826.79
  4. Step 4: Simplify right side
    2,250,318.85x = 3,781,900,087,637.46
  5. Step 5: Solve for x
    x = 3,781,900,087,637.46/2,250,318.85
  6. Step 6: Final answer
    x = 1,680,606.32

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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.