Home / 2,207,910.15-3,309,404.85-859,624.65

Finding the Fourth Proportional to 2,207,910.15, 3,309,404.85 and 859,624.65

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Solution

The fourth proportional to 2,207,910.15, 3,309,404.85 and 859,624.65 is: 1,288,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,910.15 : 3,309,404.85 = 859,624.65 : x
  2. Step 2: Convert to fraction form
    2,207,910.15/3,309,404.85 = 859,624.65/x
  3. Step 3: Cross multiply
    2,207,910.15x = 3,309,404.85 × 859,624.65
  4. Step 4: Simplify right side
    2,207,910.15x = 2,844,845,985,889.55
  5. Step 5: Solve for x
    x = 2,844,845,985,889.55/2,207,910.15
  6. Step 6: Final answer
    x = 1,288,479.06

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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.