Home / 1,244,182.20-1,868,241.60-945,000.60

Finding the Fourth Proportional to 1,244,182.20, 1,868,241.60 and 945,000.60

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Solution

The fourth proportional to 1,244,182.20, 1,868,241.60 and 945,000.60 is: 1,418,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,182.20 : 1,868,241.60 = 945,000.60 : x
  2. Step 2: Convert to fraction form
    1,244,182.20/1,868,241.60 = 945,000.60/x
  3. Step 3: Cross multiply
    1,244,182.20x = 1,868,241.60 × 945,000.60
  4. Step 4: Simplify right side
    1,244,182.20x = 1,765,489,432,944.96
  5. Step 5: Solve for x
    x = 1,765,489,432,944.96/1,244,182.20
  6. Step 6: Final answer
    x = 1,418,995.89

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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.