Home / 2,709,311.13-4,061,121.87-911,570.52

Finding the Fourth Proportional to 2,709,311.13, 4,061,121.87 and 911,570.52

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Solution

The fourth proportional to 2,709,311.13, 4,061,121.87 and 911,570.52 is: 1,366,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,311.13 : 4,061,121.87 = 911,570.52 : x
  2. Step 2: Convert to fraction form
    2,709,311.13/4,061,121.87 = 911,570.52/x
  3. Step 3: Cross multiply
    2,709,311.13x = 4,061,121.87 × 911,570.52
  4. Step 4: Simplify right side
    2,709,311.13x = 3,701,998,974,819.27
  5. Step 5: Solve for x
    x = 3,701,998,974,819.27/2,709,311.13
  6. Step 6: Final answer
    x = 1,366,398.61

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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.