Home / 2,193,508.20-3,027,020.58-1,226,627.40

Finding the Fourth Proportional to 2,193,508.20, 3,027,020.58 and 1,226,627.40

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Solution

The fourth proportional to 2,193,508.20, 3,027,020.58 and 1,226,627.40 is: 1,692,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,508.20 : 3,027,020.58 = 1,226,627.40 : x
  2. Step 2: Convert to fraction form
    2,193,508.20/3,027,020.58 = 1,226,627.40/x
  3. Step 3: Cross multiply
    2,193,508.20x = 3,027,020.58 × 1,226,627.40
  4. Step 4: Simplify right side
    2,193,508.20x = 3,713,026,383,791.89
  5. Step 5: Solve for x
    x = 3,713,026,383,791.89/2,193,508.20
  6. Step 6: Final answer
    x = 1,692,734.22

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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.