Home / 5,672,002.20-8,508,003.30-1,412,136.60

Finding the Fourth Proportional to 5,672,002.20, 8,508,003.30 and 1,412,136.60

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Solution

The fourth proportional to 5,672,002.20, 8,508,003.30 and 1,412,136.60 is: 2,118,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,002.20 : 8,508,003.30 = 1,412,136.60 : x
  2. Step 2: Convert to fraction form
    5,672,002.20/8,508,003.30 = 1,412,136.60/x
  3. Step 3: Cross multiply
    5,672,002.20x = 8,508,003.30 × 1,412,136.60
  4. Step 4: Simplify right side
    5,672,002.20x = 12,014,462,852,850.78
  5. Step 5: Solve for x
    x = 12,014,462,852,850.78/5,672,002.20
  6. Step 6: Final answer
    x = 2,118,204.90

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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.