Home / 1,028,747.24-1,536,863.89-665,962.64

Finding the Fourth Proportional to 1,028,747.24, 1,536,863.89 and 665,962.64

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Solution

The fourth proportional to 1,028,747.24, 1,536,863.89 and 665,962.64 is: 994,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,747.24 : 1,536,863.89 = 665,962.64 : x
  2. Step 2: Convert to fraction form
    1,028,747.24/1,536,863.89 = 665,962.64/x
  3. Step 3: Cross multiply
    1,028,747.24x = 1,536,863.89 × 665,962.64
  4. Step 4: Simplify right side
    1,028,747.24x = 1,023,493,930,175.26
  5. Step 5: Solve for x
    x = 1,023,493,930,175.26/1,028,747.24
  6. Step 6: Final answer
    x = 994,893.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.