Home / 1,192,231.88-1,645,142.10-682,903.88

Finding the Fourth Proportional to 1,192,231.88, 1,645,142.10 and 682,903.88

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Solution

The fourth proportional to 1,192,231.88, 1,645,142.10 and 682,903.88 is: 942,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,231.88 : 1,645,142.10 = 682,903.88 : x
  2. Step 2: Convert to fraction form
    1,192,231.88/1,645,142.10 = 682,903.88/x
  3. Step 3: Cross multiply
    1,192,231.88x = 1,645,142.10 × 682,903.88
  4. Step 4: Simplify right side
    1,192,231.88x = 1,123,473,923,241.35
  5. Step 5: Solve for x
    x = 1,123,473,923,241.35/1,192,231.88
  6. Step 6: Final answer
    x = 942,328.37

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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.