Home / 1,997,158.90-2,995,443.06-734,691.28

Finding the Fourth Proportional to 1,997,158.90, 2,995,443.06 and 734,691.28

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Solution

The fourth proportional to 1,997,158.90, 2,995,443.06 and 734,691.28 is: 1,101,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,158.90 : 2,995,443.06 = 734,691.28 : x
  2. Step 2: Convert to fraction form
    1,997,158.90/2,995,443.06 = 734,691.28/x
  3. Step 3: Cross multiply
    1,997,158.90x = 2,995,443.06 × 734,691.28
  4. Step 4: Simplify right side
    1,997,158.90x = 2,200,725,895,918.52
  5. Step 5: Solve for x
    x = 2,200,725,895,918.52/1,997,158.90
  6. Step 6: Final answer
    x = 1,101,928.29

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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.