Home / 1,269,666.73-1,752,161.52-696,760.21

Finding the Fourth Proportional to 1,269,666.73, 1,752,161.52 and 696,760.21

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Solution

The fourth proportional to 1,269,666.73, 1,752,161.52 and 696,760.21 is: 961,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,666.73 : 1,752,161.52 = 696,760.21 : x
  2. Step 2: Convert to fraction form
    1,269,666.73/1,752,161.52 = 696,760.21/x
  3. Step 3: Cross multiply
    1,269,666.73x = 1,752,161.52 × 696,760.21
  4. Step 4: Simplify right side
    1,269,666.73x = 1,220,836,428,629.12
  5. Step 5: Solve for x
    x = 1,220,836,428,629.12/1,269,666.73
  6. Step 6: Final answer
    x = 961,540.85

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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.