Home / 1,227,861.57-1,843,049.13-1,013,947.90

Finding the Fourth Proportional to 1,227,861.57, 1,843,049.13 and 1,013,947.90

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Solution

The fourth proportional to 1,227,861.57, 1,843,049.13 and 1,013,947.90 is: 1,521,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,861.57 : 1,843,049.13 = 1,013,947.90 : x
  2. Step 2: Convert to fraction form
    1,227,861.57/1,843,049.13 = 1,013,947.90/x
  3. Step 3: Cross multiply
    1,227,861.57x = 1,843,049.13 × 1,013,947.90
  4. Step 4: Simplify right side
    1,227,861.57x = 1,868,755,794,960.33
  5. Step 5: Solve for x
    x = 1,868,755,794,960.33/1,227,861.57
  6. Step 6: Final answer
    x = 1,521,959.67

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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.