Home / 2,247,274.76-3,100,479.46-1,279,719.08

Finding the Fourth Proportional to 2,247,274.76, 3,100,479.46 and 1,279,719.08

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Solution

The fourth proportional to 2,247,274.76, 3,100,479.46 and 1,279,719.08 is: 1,765,579.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,274.76 : 3,100,479.46 = 1,279,719.08 : x
  2. Step 2: Convert to fraction form
    2,247,274.76/3,100,479.46 = 1,279,719.08/x
  3. Step 3: Cross multiply
    2,247,274.76x = 3,100,479.46 × 1,279,719.08
  4. Step 4: Simplify right side
    2,247,274.76x = 3,967,742,722,110.10
  5. Step 5: Solve for x
    x = 3,967,742,722,110.10/2,247,274.76
  6. Step 6: Final answer
    x = 1,765,579.71

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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.