Home / 3,670,442.20-5,505,663.30-3,607,456.60

Finding the Fourth Proportional to 3,670,442.20, 5,505,663.30 and 3,607,456.60

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Solution

The fourth proportional to 3,670,442.20, 5,505,663.30 and 3,607,456.60 is: 5,411,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,442.20 : 5,505,663.30 = 3,607,456.60 : x
  2. Step 2: Convert to fraction form
    3,670,442.20/5,505,663.30 = 3,607,456.60/x
  3. Step 3: Cross multiply
    3,670,442.20x = 5,505,663.30 × 3,607,456.60
  4. Step 4: Simplify right side
    3,670,442.20x = 19,861,441,408,962.78
  5. Step 5: Solve for x
    x = 19,861,441,408,962.78/3,670,442.20
  6. Step 6: Final answer
    x = 5,411,184.90

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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.