Home / 1,687,767.80-2,329,183.62-962,733.56

Finding the Fourth Proportional to 1,687,767.80, 2,329,183.62 and 962,733.56

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Solution

The fourth proportional to 1,687,767.80, 2,329,183.62 and 962,733.56 is: 1,328,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,767.80 : 2,329,183.62 = 962,733.56 : x
  2. Step 2: Convert to fraction form
    1,687,767.80/2,329,183.62 = 962,733.56/x
  3. Step 3: Cross multiply
    1,687,767.80x = 2,329,183.62 × 962,733.56
  4. Step 4: Simplify right side
    1,687,767.80x = 2,242,383,238,376.29
  5. Step 5: Solve for x
    x = 2,242,383,238,376.29/1,687,767.80
  6. Step 6: Final answer
    x = 1,328,608.85

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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.