Home / 1,199,548.20-1,799,415.32-400,832.60

Finding the Fourth Proportional to 1,199,548.20, 1,799,415.32 and 400,832.60

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Solution

The fourth proportional to 1,199,548.20, 1,799,415.32 and 400,832.60 is: 601,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,548.20 : 1,799,415.32 = 400,832.60 : x
  2. Step 2: Convert to fraction form
    1,199,548.20/1,799,415.32 = 400,832.60/x
  3. Step 3: Cross multiply
    1,199,548.20x = 1,799,415.32 × 400,832.60
  4. Step 4: Simplify right side
    1,199,548.20x = 721,264,321,195.43
  5. Step 5: Solve for x
    x = 721,264,321,195.43/1,199,548.20
  6. Step 6: Final answer
    x = 601,279.98

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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.