Home / 3,847,216.80-5,770,825.20-1,451,139.60

Finding the Fourth Proportional to 3,847,216.80, 5,770,825.20 and 1,451,139.60

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Solution

The fourth proportional to 3,847,216.80, 5,770,825.20 and 1,451,139.60 is: 2,176,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,216.80 : 5,770,825.20 = 1,451,139.60 : x
  2. Step 2: Convert to fraction form
    3,847,216.80/5,770,825.20 = 1,451,139.60/x
  3. Step 3: Cross multiply
    3,847,216.80x = 5,770,825.20 × 1,451,139.60
  4. Step 4: Simplify right side
    3,847,216.80x = 8,374,272,972,397.92
  5. Step 5: Solve for x
    x = 8,374,272,972,397.92/3,847,216.80
  6. Step 6: Final answer
    x = 2,176,709.40

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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.