Home / 3,189,014.80-4,781,880.60-944,861.20

Finding the Fourth Proportional to 3,189,014.80, 4,781,880.60 and 944,861.20

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Solution

The fourth proportional to 3,189,014.80, 4,781,880.60 and 944,861.20 is: 1,416,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,014.80 : 4,781,880.60 = 944,861.20 : x
  2. Step 2: Convert to fraction form
    3,189,014.80/4,781,880.60 = 944,861.20/x
  3. Step 3: Cross multiply
    3,189,014.80x = 4,781,880.60 × 944,861.20
  4. Step 4: Simplify right side
    3,189,014.80x = 4,518,213,441,972.72
  5. Step 5: Solve for x
    x = 4,518,213,441,972.72/3,189,014.80
  6. Step 6: Final answer
    x = 1,416,805.42

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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.