Home / 4,987,645.88-7,481,691.41-1,529,136.72

Finding the Fourth Proportional to 4,987,645.88, 7,481,691.41 and 1,529,136.72

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Solution

The fourth proportional to 4,987,645.88, 7,481,691.41 and 1,529,136.72 is: 2,293,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,645.88 : 7,481,691.41 = 1,529,136.72 : x
  2. Step 2: Convert to fraction form
    4,987,645.88/7,481,691.41 = 1,529,136.72/x
  3. Step 3: Cross multiply
    4,987,645.88x = 7,481,691.41 × 1,529,136.72
  4. Step 4: Simplify right side
    4,987,645.88x = 11,440,529,062,739.58
  5. Step 5: Solve for x
    x = 11,440,529,062,739.58/4,987,645.88
  6. Step 6: Final answer
    x = 2,293,773.32

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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.