Home / 1,760,414.55-2,640,309.68-800,645.34

Finding the Fourth Proportional to 1,760,414.55, 2,640,309.68 and 800,645.34

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Solution

The fourth proportional to 1,760,414.55, 2,640,309.68 and 800,645.34 is: 1,200,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,414.55 : 2,640,309.68 = 800,645.34 : x
  2. Step 2: Convert to fraction form
    1,760,414.55/2,640,309.68 = 800,645.34/x
  3. Step 3: Cross multiply
    1,760,414.55x = 2,640,309.68 × 800,645.34
  4. Step 4: Simplify right side
    1,760,414.55x = 2,113,951,637,445.66
  5. Step 5: Solve for x
    x = 2,113,951,637,445.66/1,760,414.55
  6. Step 6: Final answer
    x = 1,200,826.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.