Home / 3,629,487.40-5,446,304.70-1,387,234.60

Finding the Fourth Proportional to 3,629,487.40, 5,446,304.70 and 1,387,234.60

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Solution

The fourth proportional to 3,629,487.40, 5,446,304.70 and 1,387,234.60 is: 2,081,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,487.40 : 5,446,304.70 = 1,387,234.60 : x
  2. Step 2: Convert to fraction form
    3,629,487.40/5,446,304.70 = 1,387,234.60/x
  3. Step 3: Cross multiply
    3,629,487.40x = 5,446,304.70 × 1,387,234.60
  4. Step 4: Simplify right side
    3,629,487.40x = 7,555,302,321,982.62
  5. Step 5: Solve for x
    x = 7,555,302,321,982.62/3,629,487.40
  6. Step 6: Final answer
    x = 2,081,644.46

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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.