Home / 4,789,167.76-7,183,489.20-2,895,400.72

Finding the Fourth Proportional to 4,789,167.76, 7,183,489.20 and 2,895,400.72

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Solution

The fourth proportional to 4,789,167.76, 7,183,489.20 and 2,895,400.72 is: 4,342,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,167.76 : 7,183,489.20 = 2,895,400.72 : x
  2. Step 2: Convert to fraction form
    4,789,167.76/7,183,489.20 = 2,895,400.72/x
  3. Step 3: Cross multiply
    4,789,167.76x = 7,183,489.20 × 2,895,400.72
  4. Step 4: Simplify right side
    4,789,167.76x = 20,799,079,801,792.23
  5. Step 5: Solve for x
    x = 20,799,079,801,792.23/4,789,167.76
  6. Step 6: Final answer
    x = 4,342,942.42

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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.