Home / 2,126,224.88-3,191,436.84-928,973.60

Finding the Fourth Proportional to 2,126,224.88, 3,191,436.84 and 928,973.60

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Solution

The fourth proportional to 2,126,224.88, 3,191,436.84 and 928,973.60 is: 1,394,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,224.88 : 3,191,436.84 = 928,973.60 : x
  2. Step 2: Convert to fraction form
    2,126,224.88/3,191,436.84 = 928,973.60/x
  3. Step 3: Cross multiply
    2,126,224.88x = 3,191,436.84 × 928,973.60
  4. Step 4: Simplify right side
    2,126,224.88x = 2,964,760,570,427.42
  5. Step 5: Solve for x
    x = 2,964,760,570,427.42/2,126,224.88
  6. Step 6: Final answer
    x = 1,394,377.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.