Home / 1,093,270.20-1,639,905.30-671,177.40

Finding the Fourth Proportional to 1,093,270.20, 1,639,905.30 and 671,177.40

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Solution

The fourth proportional to 1,093,270.20, 1,639,905.30 and 671,177.40 is: 1,006,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,270.20 : 1,639,905.30 = 671,177.40 : x
  2. Step 2: Convert to fraction form
    1,093,270.20/1,639,905.30 = 671,177.40/x
  3. Step 3: Cross multiply
    1,093,270.20x = 1,639,905.30 × 671,177.40
  4. Step 4: Simplify right side
    1,093,270.20x = 1,100,667,375,500.22
  5. Step 5: Solve for x
    x = 1,100,667,375,500.22/1,093,270.20
  6. Step 6: Final answer
    x = 1,006,766.10

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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.