Home / 5,161,201.20-7,741,801.80-1,566,793.80

Finding the Fourth Proportional to 5,161,201.20, 7,741,801.80 and 1,566,793.80

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Solution

The fourth proportional to 5,161,201.20, 7,741,801.80 and 1,566,793.80 is: 2,350,190.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,201.20 : 7,741,801.80 = 1,566,793.80 : x
  2. Step 2: Convert to fraction form
    5,161,201.20/7,741,801.80 = 1,566,793.80/x
  3. Step 3: Cross multiply
    5,161,201.20x = 7,741,801.80 × 1,566,793.80
  4. Step 4: Simplify right side
    5,161,201.20x = 12,129,807,061,068.84
  5. Step 5: Solve for x
    x = 12,129,807,061,068.84/5,161,201.20
  6. Step 6: Final answer
    x = 2,350,190.70

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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.