Home / 4,777,996.89-7,162,074.60-2,081,819.55

Finding the Fourth Proportional to 4,777,996.89, 7,162,074.60 and 2,081,819.55

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Solution

The fourth proportional to 4,777,996.89, 7,162,074.60 and 2,081,819.55 is: 3,120,585.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777,996.89 : 7,162,074.60 = 2,081,819.55 : x
  2. Step 2: Convert to fraction form
    4,777,996.89/7,162,074.60 = 2,081,819.55/x
  3. Step 3: Cross multiply
    4,777,996.89x = 7,162,074.60 × 2,081,819.55
  4. Step 4: Simplify right side
    4,777,996.89x = 14,910,146,920,838.43
  5. Step 5: Solve for x
    x = 14,910,146,920,838.43/4,777,996.89
  6. Step 6: Final answer
    x = 3,120,585.31

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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.