Home / 3,947,918.73-5,923,680.98-2,148,103.05

Finding the Fourth Proportional to 3,947,918.73, 5,923,680.98 and 2,148,103.05

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Solution

The fourth proportional to 3,947,918.73, 5,923,680.98 and 2,148,103.05 is: 3,223,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,918.73 : 5,923,680.98 = 2,148,103.05 : x
  2. Step 2: Convert to fraction form
    3,947,918.73/5,923,680.98 = 2,148,103.05/x
  3. Step 3: Cross multiply
    3,947,918.73x = 5,923,680.98 × 2,148,103.05
  4. Step 4: Simplify right side
    3,947,918.73x = 12,724,677,169,624.47
  5. Step 5: Solve for x
    x = 12,724,677,169,624.47/3,947,918.73
  6. Step 6: Final answer
    x = 3,223,135.54

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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.