Home / 1,997,161.90-2,995,447.56-734,694.28

Finding the Fourth Proportional to 1,997,161.90, 2,995,447.56 and 734,694.28

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Solution

The fourth proportional to 1,997,161.90, 2,995,447.56 and 734,694.28 is: 1,101,932.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,161.90 : 2,995,447.56 = 734,694.28 : x
  2. Step 2: Convert to fraction form
    1,997,161.90/2,995,447.56 = 734,694.28/x
  3. Step 3: Cross multiply
    1,997,161.90x = 2,995,447.56 × 734,694.28
  4. Step 4: Simplify right side
    1,997,161.90x = 2,200,738,188,371.96
  5. Step 5: Solve for x
    x = 2,200,738,188,371.96/1,997,161.90
  6. Step 6: Final answer
    x = 1,101,932.79

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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.