Home / 2,253,756.66-3,110,196-1,221,264.86

Finding the Fourth Proportional to 2,253,756.66, 3,110,196 and 1,221,264.86

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Solution

The fourth proportional to 2,253,756.66, 3,110,196 and 1,221,264.86 is: 1,685,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,756.66 : 3,110,196 = 1,221,264.86 : x
  2. Step 2: Convert to fraction form
    2,253,756.66/3,110,196 = 1,221,264.86/x
  3. Step 3: Cross multiply
    2,253,756.66x = 3,110,196 × 1,221,264.86
  4. Step 4: Simplify right side
    2,253,756.66x = 3,798,373,082,512.56
  5. Step 5: Solve for x
    x = 3,798,373,082,512.56/2,253,756.66
  6. Step 6: Final answer
    x = 1,685,351.91

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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.