Home / 1,252,944.11-1,729,069.03-679,984.94

Finding the Fourth Proportional to 1,252,944.11, 1,729,069.03 and 679,984.94

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Solution

The fourth proportional to 1,252,944.11, 1,729,069.03 and 679,984.94 is: 938,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,944.11 : 1,729,069.03 = 679,984.94 : x
  2. Step 2: Convert to fraction form
    1,252,944.11/1,729,069.03 = 679,984.94/x
  3. Step 3: Cross multiply
    1,252,944.11x = 1,729,069.03 × 679,984.94
  4. Step 4: Simplify right side
    1,252,944.11x = 1,175,740,905,793.06
  5. Step 5: Solve for x
    x = 1,175,740,905,793.06/1,252,944.11
  6. Step 6: Final answer
    x = 938,382.56

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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.