Home / 1,995,432.83-2,992,372.74-647,269.43

Finding the Fourth Proportional to 1,995,432.83, 2,992,372.74 and 647,269.43

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Solution

The fourth proportional to 1,995,432.83, 2,992,372.74 and 647,269.43 is: 970,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,432.83 : 2,992,372.74 = 647,269.43 : x
  2. Step 2: Convert to fraction form
    1,995,432.83/2,992,372.74 = 647,269.43/x
  3. Step 3: Cross multiply
    1,995,432.83x = 2,992,372.74 × 647,269.43
  4. Step 4: Simplify right side
    1,995,432.83x = 1,936,871,382,805.48
  5. Step 5: Solve for x
    x = 1,936,871,382,805.48/1,995,432.83
  6. Step 6: Final answer
    x = 970,652.26

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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.