Home / 1,687,229.33-2,328,376.65-923,282.96

Finding the Fourth Proportional to 1,687,229.33, 2,328,376.65 and 923,282.96

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Solution

The fourth proportional to 1,687,229.33, 2,328,376.65 and 923,282.96 is: 1,274,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,229.33 : 2,328,376.65 = 923,282.96 : x
  2. Step 2: Convert to fraction form
    1,687,229.33/2,328,376.65 = 923,282.96/x
  3. Step 3: Cross multiply
    1,687,229.33x = 2,328,376.65 × 923,282.96
  4. Step 4: Simplify right side
    1,687,229.33x = 2,149,750,485,406.88
  5. Step 5: Solve for x
    x = 2,149,750,485,406.88/1,687,229.33
  6. Step 6: Final answer
    x = 1,274,130.58

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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.