Home / 3,400,230.20-5,100,345.30-3,200,775.80

Finding the Fourth Proportional to 3,400,230.20, 5,100,345.30 and 3,200,775.80

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Solution

The fourth proportional to 3,400,230.20, 5,100,345.30 and 3,200,775.80 is: 4,801,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,230.20 : 5,100,345.30 = 3,200,775.80 : x
  2. Step 2: Convert to fraction form
    3,400,230.20/5,100,345.30 = 3,200,775.80/x
  3. Step 3: Cross multiply
    3,400,230.20x = 5,100,345.30 × 3,200,775.80
  4. Step 4: Simplify right side
    3,400,230.20x = 16,325,061,807,883.74
  5. Step 5: Solve for x
    x = 16,325,061,807,883.74/3,400,230.20
  6. Step 6: Final answer
    x = 4,801,163.70

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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.