Home / 1,523,987.82-2,284,381.52-512,758.74

Finding the Fourth Proportional to 1,523,987.82, 2,284,381.52 and 512,758.74

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Solution

The fourth proportional to 1,523,987.82, 2,284,381.52 and 512,758.74 is: 768,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,987.82 : 2,284,381.52 = 512,758.74 : x
  2. Step 2: Convert to fraction form
    1,523,987.82/2,284,381.52 = 512,758.74/x
  3. Step 3: Cross multiply
    1,523,987.82x = 2,284,381.52 × 512,758.74
  4. Step 4: Simplify right side
    1,523,987.82x = 1,171,336,589,874.48
  5. Step 5: Solve for x
    x = 1,171,336,589,874.48/1,523,987.82
  6. Step 6: Final answer
    x = 768,599.71

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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.