Home / 3,060,687.20-4,591,203.60-930,840.80

Finding the Fourth Proportional to 3,060,687.20, 4,591,203.60 and 930,840.80

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Solution

The fourth proportional to 3,060,687.20, 4,591,203.60 and 930,840.80 is: 1,396,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060,687.20 : 4,591,203.60 = 930,840.80 : x
  2. Step 2: Convert to fraction form
    3,060,687.20/4,591,203.60 = 930,840.80/x
  3. Step 3: Cross multiply
    3,060,687.20x = 4,591,203.60 × 930,840.80
  4. Step 4: Simplify right side
    3,060,687.20x = 4,273,679,631,986.88
  5. Step 5: Solve for x
    x = 4,273,679,631,986.88/3,060,687.20
  6. Step 6: Final answer
    x = 1,396,313.75

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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.