Home / 4,920,453.60-7,380,680.40-1,729,183.20

Finding the Fourth Proportional to 4,920,453.60, 7,380,680.40 and 1,729,183.20

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Solution

The fourth proportional to 4,920,453.60, 7,380,680.40 and 1,729,183.20 is: 2,593,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,453.60 : 7,380,680.40 = 1,729,183.20 : x
  2. Step 2: Convert to fraction form
    4,920,453.60/7,380,680.40 = 1,729,183.20/x
  3. Step 3: Cross multiply
    4,920,453.60x = 7,380,680.40 × 1,729,183.20
  4. Step 4: Simplify right side
    4,920,453.60x = 12,762,548,552,249.28
  5. Step 5: Solve for x
    x = 12,762,548,552,249.28/4,920,453.60
  6. Step 6: Final answer
    x = 2,593,774.80

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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.