Home / 4,380,769.60-6,571,154.40-2,869,115.20

Finding the Fourth Proportional to 4,380,769.60, 6,571,154.40 and 2,869,115.20

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Solution

The fourth proportional to 4,380,769.60, 6,571,154.40 and 2,869,115.20 is: 4,303,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,769.60 : 6,571,154.40 = 2,869,115.20 : x
  2. Step 2: Convert to fraction form
    4,380,769.60/6,571,154.40 = 2,869,115.20/x
  3. Step 3: Cross multiply
    4,380,769.60x = 6,571,154.40 × 2,869,115.20
  4. Step 4: Simplify right side
    4,380,769.60x = 18,853,398,970,586.88
  5. Step 5: Solve for x
    x = 18,853,398,970,586.88/4,380,769.60
  6. Step 6: Final answer
    x = 4,303,672.80

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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.