Home / 1,687,627.41-2,328,925.82-923,680.97

Finding the Fourth Proportional to 1,687,627.41, 2,328,925.82 and 923,680.97

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Solution

The fourth proportional to 1,687,627.41, 2,328,925.82 and 923,680.97 is: 1,274,679.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,627.41 : 2,328,925.82 = 923,680.97 : x
  2. Step 2: Convert to fraction form
    1,687,627.41/2,328,925.82 = 923,680.97/x
  3. Step 3: Cross multiply
    1,687,627.41x = 2,328,925.82 × 923,680.97
  4. Step 4: Simplify right side
    1,687,627.41x = 2,151,184,458,141.79
  5. Step 5: Solve for x
    x = 2,151,184,458,141.79/1,687,627.41
  6. Step 6: Final answer
    x = 1,274,679.74

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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.