Home / 1,206,145.53-1,664,363.03-696,836.97

Finding the Fourth Proportional to 1,206,145.53, 1,664,363.03 and 696,836.97

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Solution

The fourth proportional to 1,206,145.53, 1,664,363.03 and 696,836.97 is: 961,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,145.53 : 1,664,363.03 = 696,836.97 : x
  2. Step 2: Convert to fraction form
    1,206,145.53/1,664,363.03 = 696,836.97/x
  3. Step 3: Cross multiply
    1,206,145.53x = 1,664,363.03 × 696,836.97
  4. Step 4: Simplify right side
    1,206,145.53x = 1,159,789,687,321.03
  5. Step 5: Solve for x
    x = 1,159,789,687,321.03/1,206,145.53
  6. Step 6: Final answer
    x = 961,566.96

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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.