Home / 3,379,859.28-5,069,792.57-855,514.53

Finding the Fourth Proportional to 3,379,859.28, 5,069,792.57 and 855,514.53

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Solution

The fourth proportional to 3,379,859.28, 5,069,792.57 and 855,514.53 is: 1,283,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,859.28 : 5,069,792.57 = 855,514.53 : x
  2. Step 2: Convert to fraction form
    3,379,859.28/5,069,792.57 = 855,514.53/x
  3. Step 3: Cross multiply
    3,379,859.28x = 5,069,792.57 × 855,514.53
  4. Step 4: Simplify right side
    3,379,859.28x = 4,337,281,203,443.47
  5. Step 5: Solve for x
    x = 4,337,281,203,443.47/3,379,859.28
  6. Step 6: Final answer
    x = 1,283,272.72

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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.