Home / 1,443,589.96-1,992,122.76-798,971.44

Finding the Fourth Proportional to 1,443,589.96, 1,992,122.76 and 798,971.44

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Solution

The fourth proportional to 1,443,589.96, 1,992,122.76 and 798,971.44 is: 1,102,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,589.96 : 1,992,122.76 = 798,971.44 : x
  2. Step 2: Convert to fraction form
    1,443,589.96/1,992,122.76 = 798,971.44/x
  3. Step 3: Cross multiply
    1,443,589.96x = 1,992,122.76 × 798,971.44
  4. Step 4: Simplify right side
    1,443,589.96x = 1,591,649,190,213.97
  5. Step 5: Solve for x
    x = 1,591,649,190,213.97/1,443,589.96
  6. Step 6: Final answer
    x = 1,102,563.22

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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.