Home / 1,659,575.99-2,488,092.78-521,679.89

Finding the Fourth Proportional to 1,659,575.99, 2,488,092.78 and 521,679.89

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Solution

The fourth proportional to 1,659,575.99, 2,488,092.78 and 521,679.89 is: 782,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,575.99 : 2,488,092.78 = 521,679.89 : x
  2. Step 2: Convert to fraction form
    1,659,575.99/2,488,092.78 = 521,679.89/x
  3. Step 3: Cross multiply
    1,659,575.99x = 2,488,092.78 × 521,679.89
  4. Step 4: Simplify right side
    1,659,575.99x = 1,297,987,955,339.73
  5. Step 5: Solve for x
    x = 1,297,987,955,339.73/1,659,575.99
  6. Step 6: Final answer
    x = 782,120.23

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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.