Home / 5,177,893.94-7,766,834.19-1,391,376.90

Finding the Fourth Proportional to 5,177,893.94, 7,766,834.19 and 1,391,376.90

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Solution

The fourth proportional to 5,177,893.94, 7,766,834.19 and 1,391,376.90 is: 2,087,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,893.94 : 7,766,834.19 = 1,391,376.90 : x
  2. Step 2: Convert to fraction form
    5,177,893.94/7,766,834.19 = 1,391,376.90/x
  3. Step 3: Cross multiply
    5,177,893.94x = 7,766,834.19 × 1,391,376.90
  4. Step 4: Simplify right side
    5,177,893.94x = 10,806,593,678,096.21
  5. Step 5: Solve for x
    x = 10,806,593,678,096.21/5,177,893.94
  6. Step 6: Final answer
    x = 2,087,063.54

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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.