Home / 1,696,273.73-2,544,405.46-685,383.78

Finding the Fourth Proportional to 1,696,273.73, 2,544,405.46 and 685,383.78

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Solution

The fourth proportional to 1,696,273.73, 2,544,405.46 and 685,383.78 is: 1,028,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,273.73 : 2,544,405.46 = 685,383.78 : x
  2. Step 2: Convert to fraction form
    1,696,273.73/2,544,405.46 = 685,383.78/x
  3. Step 3: Cross multiply
    1,696,273.73x = 2,544,405.46 × 685,383.78
  4. Step 4: Simplify right side
    1,696,273.73x = 1,743,894,229,398.50
  5. Step 5: Solve for x
    x = 1,743,894,229,398.50/1,696,273.73
  6. Step 6: Final answer
    x = 1,028,073.60

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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.