Home / 1,045,900.20-1,568,850.30-982,914.60

Finding the Fourth Proportional to 1,045,900.20, 1,568,850.30 and 982,914.60

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Solution

The fourth proportional to 1,045,900.20, 1,568,850.30 and 982,914.60 is: 1,474,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,900.20 : 1,568,850.30 = 982,914.60 : x
  2. Step 2: Convert to fraction form
    1,045,900.20/1,568,850.30 = 982,914.60/x
  3. Step 3: Cross multiply
    1,045,900.20x = 1,568,850.30 × 982,914.60
  4. Step 4: Simplify right side
    1,045,900.20x = 1,542,045,865,084.38
  5. Step 5: Solve for x
    x = 1,542,045,865,084.38/1,045,900.20
  6. Step 6: Final answer
    x = 1,474,371.90

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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.