Home / 1,511,691.66-2,086,134.48-832,628.16

Finding the Fourth Proportional to 1,511,691.66, 2,086,134.48 and 832,628.16

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Solution

The fourth proportional to 1,511,691.66, 2,086,134.48 and 832,628.16 is: 1,149,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,691.66 : 2,086,134.48 = 832,628.16 : x
  2. Step 2: Convert to fraction form
    1,511,691.66/2,086,134.48 = 832,628.16/x
  3. Step 3: Cross multiply
    1,511,691.66x = 2,086,134.48 × 832,628.16
  4. Step 4: Simplify right side
    1,511,691.66x = 1,736,974,313,594.96
  5. Step 5: Solve for x
    x = 1,736,974,313,594.96/1,511,691.66
  6. Step 6: Final answer
    x = 1,149,026.85

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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.