Home / 2,288,195.76-3,146,512.68-1,985,864.88

Finding the Fourth Proportional to 2,288,195.76, 3,146,512.68 and 1,985,864.88

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Solution

The fourth proportional to 2,288,195.76, 3,146,512.68 and 1,985,864.88 is: 2,730,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,195.76 : 3,146,512.68 = 1,985,864.88 : x
  2. Step 2: Convert to fraction form
    2,288,195.76/3,146,512.68 = 1,985,864.88/x
  3. Step 3: Cross multiply
    2,288,195.76x = 3,146,512.68 × 1,985,864.88
  4. Step 4: Simplify right side
    2,288,195.76x = 6,248,549,025,686.68
  5. Step 5: Solve for x
    x = 6,248,549,025,686.68/2,288,195.76
  6. Step 6: Final answer
    x = 2,730,775.55

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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.