Home / 5,391,912.69-8,085,620.46-2,194,868.61

Finding the Fourth Proportional to 5,391,912.69, 8,085,620.46 and 2,194,868.61

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Solution

The fourth proportional to 5,391,912.69, 8,085,620.46 and 2,194,868.61 is: 3,291,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,912.69 : 8,085,620.46 = 2,194,868.61 : x
  2. Step 2: Convert to fraction form
    5,391,912.69/8,085,620.46 = 2,194,868.61/x
  3. Step 3: Cross multiply
    5,391,912.69x = 8,085,620.46 × 2,194,868.61
  4. Step 4: Simplify right side
    5,391,912.69x = 17,746,874,540,027.76
  5. Step 5: Solve for x
    x = 17,746,874,540,027.76/5,391,912.69
  6. Step 6: Final answer
    x = 3,291,387.59

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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.