Home / 1,244,297.40-1,866,446.10-403,452.60

Finding the Fourth Proportional to 1,244,297.40, 1,866,446.10 and 403,452.60

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Solution

The fourth proportional to 1,244,297.40, 1,866,446.10 and 403,452.60 is: 605,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,297.40 : 1,866,446.10 = 403,452.60 : x
  2. Step 2: Convert to fraction form
    1,244,297.40/1,866,446.10 = 403,452.60/x
  3. Step 3: Cross multiply
    1,244,297.40x = 1,866,446.10 × 403,452.60
  4. Step 4: Simplify right side
    1,244,297.40x = 753,022,531,804.86
  5. Step 5: Solve for x
    x = 753,022,531,804.86/1,244,297.40
  6. Step 6: Final answer
    x = 605,178.90

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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.