Home / 3,251,081.80-4,869,624.30-2,691,209.80

Finding the Fourth Proportional to 3,251,081.80, 4,869,624.30 and 2,691,209.80

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Solution

The fourth proportional to 3,251,081.80, 4,869,624.30 and 2,691,209.80 is: 4,031,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251,081.80 : 4,869,624.30 = 2,691,209.80 : x
  2. Step 2: Convert to fraction form
    3,251,081.80/4,869,624.30 = 2,691,209.80/x
  3. Step 3: Cross multiply
    3,251,081.80x = 4,869,624.30 × 2,691,209.80
  4. Step 4: Simplify right side
    3,251,081.80x = 13,105,180,638,478.14
  5. Step 5: Solve for x
    x = 13,105,180,638,478.14/3,251,081.80
  6. Step 6: Final answer
    x = 4,031,021.50

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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.