Home / 1,245,563.03-1,719,003.98-762,447.44

Finding the Fourth Proportional to 1,245,563.03, 1,719,003.98 and 762,447.44

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Solution

The fourth proportional to 1,245,563.03, 1,719,003.98 and 762,447.44 is: 1,052,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,563.03 : 1,719,003.98 = 762,447.44 : x
  2. Step 2: Convert to fraction form
    1,245,563.03/1,719,003.98 = 762,447.44/x
  3. Step 3: Cross multiply
    1,245,563.03x = 1,719,003.98 × 762,447.44
  4. Step 4: Simplify right side
    1,245,563.03x = 1,310,650,190,104.44
  5. Step 5: Solve for x
    x = 1,310,650,190,104.44/1,245,563.03
  6. Step 6: Final answer
    x = 1,052,255.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.