Home / 1,691,211.24-2,536,546.82-492,853.28

Finding the Fourth Proportional to 1,691,211.24, 2,536,546.82 and 492,853.28

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Solution

The fourth proportional to 1,691,211.24, 2,536,546.82 and 492,853.28 is: 739,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,211.24 : 2,536,546.82 = 492,853.28 : x
  2. Step 2: Convert to fraction form
    1,691,211.24/2,536,546.82 = 492,853.28/x
  3. Step 3: Cross multiply
    1,691,211.24x = 2,536,546.82 × 492,853.28
  4. Step 4: Simplify right side
    1,691,211.24x = 1,250,145,404,963.57
  5. Step 5: Solve for x
    x = 1,250,145,404,963.57/1,691,211.24
  6. Step 6: Final answer
    x = 739,201.22

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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.