Home / 3,981,209.60-5,494,041.60-2,262,195.20

Finding the Fourth Proportional to 3,981,209.60, 5,494,041.60 and 2,262,195.20

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Solution

The fourth proportional to 3,981,209.60, 5,494,041.60 and 2,262,195.20 is: 3,121,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,209.60 : 5,494,041.60 = 2,262,195.20 : x
  2. Step 2: Convert to fraction form
    3,981,209.60/5,494,041.60 = 2,262,195.20/x
  3. Step 3: Cross multiply
    3,981,209.60x = 5,494,041.60 × 2,262,195.20
  4. Step 4: Simplify right side
    3,981,209.60x = 12,428,594,536,120.32
  5. Step 5: Solve for x
    x = 12,428,594,536,120.32/3,981,209.60
  6. Step 6: Final answer
    x = 3,121,813.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.