Home / 4,115,486.52-5,679,360.30-2,279,948.28

Finding the Fourth Proportional to 4,115,486.52, 5,679,360.30 and 2,279,948.28

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Solution

The fourth proportional to 4,115,486.52, 5,679,360.30 and 2,279,948.28 is: 3,146,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,486.52 : 5,679,360.30 = 2,279,948.28 : x
  2. Step 2: Convert to fraction form
    4,115,486.52/5,679,360.30 = 2,279,948.28/x
  3. Step 3: Cross multiply
    4,115,486.52x = 5,679,360.30 × 2,279,948.28
  4. Step 4: Simplify right side
    4,115,486.52x = 12,948,647,747,485.28
  5. Step 5: Solve for x
    x = 12,948,647,747,485.28/4,115,486.52
  6. Step 6: Final answer
    x = 3,146,322.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.