Home / 5,080,976.24-7,011,719.60-2,789,175.92

Finding the Fourth Proportional to 5,080,976.24, 7,011,719.60 and 2,789,175.92

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Solution

The fourth proportional to 5,080,976.24, 7,011,719.60 and 2,789,175.92 is: 3,849,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080,976.24 : 7,011,719.60 = 2,789,175.92 : x
  2. Step 2: Convert to fraction form
    5,080,976.24/7,011,719.60 = 2,789,175.92/x
  3. Step 3: Cross multiply
    5,080,976.24x = 7,011,719.60 × 2,789,175.92
  4. Step 4: Simplify right side
    5,080,976.24x = 19,556,919,466,112.03
  5. Step 5: Solve for x
    x = 19,556,919,466,112.03/5,080,976.24
  6. Step 6: Final answer
    x = 3,849,047.61

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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.