Home / 2,770,615.20-4,146,470.10-2,321,842.80

Finding the Fourth Proportional to 2,770,615.20, 4,146,470.10 and 2,321,842.80

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Solution

The fourth proportional to 2,770,615.20, 4,146,470.10 and 2,321,842.80 is: 3,474,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,615.20 : 4,146,470.10 = 2,321,842.80 : x
  2. Step 2: Convert to fraction form
    2,770,615.20/4,146,470.10 = 2,321,842.80/x
  3. Step 3: Cross multiply
    2,770,615.20x = 4,146,470.10 × 2,321,842.80
  4. Step 4: Simplify right side
    2,770,615.20x = 9,627,451,747,100.28
  5. Step 5: Solve for x
    x = 9,627,451,747,100.28/2,770,615.20
  6. Step 6: Final answer
    x = 3,474,842.61

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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.