Home / 3,981,230.80-5,971,846.20-2,183,419.60

Finding the Fourth Proportional to 3,981,230.80, 5,971,846.20 and 2,183,419.60

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Solution

The fourth proportional to 3,981,230.80, 5,971,846.20 and 2,183,419.60 is: 3,275,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,230.80 : 5,971,846.20 = 2,183,419.60 : x
  2. Step 2: Convert to fraction form
    3,981,230.80/5,971,846.20 = 2,183,419.60/x
  3. Step 3: Cross multiply
    3,981,230.80x = 5,971,846.20 × 2,183,419.60
  4. Step 4: Simplify right side
    3,981,230.80x = 13,039,046,041,265.52
  5. Step 5: Solve for x
    x = 13,039,046,041,265.52/3,981,230.80
  6. Step 6: Final answer
    x = 3,275,129.40

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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.