Home / 3,021,151.43-4,526,682.55-2,120,981.62

Finding the Fourth Proportional to 3,021,151.43, 4,526,682.55 and 2,120,981.62

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Solution

The fourth proportional to 3,021,151.43, 4,526,682.55 and 2,120,981.62 is: 3,177,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,151.43 : 4,526,682.55 = 2,120,981.62 : x
  2. Step 2: Convert to fraction form
    3,021,151.43/4,526,682.55 = 2,120,981.62/x
  3. Step 3: Cross multiply
    3,021,151.43x = 4,526,682.55 × 2,120,981.62
  4. Step 4: Simplify right side
    3,021,151.43x = 9,601,010,488,124.73
  5. Step 5: Solve for x
    x = 9,601,010,488,124.73/3,021,151.43
  6. Step 6: Final answer
    x = 3,177,930.90

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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.