Home / 3,948,634.78-5,923,313.63-1,108,727.80

Finding the Fourth Proportional to 3,948,634.78, 5,923,313.63 and 1,108,727.80

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Solution

The fourth proportional to 3,948,634.78, 5,923,313.63 and 1,108,727.80 is: 1,663,193.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,634.78 : 5,923,313.63 = 1,108,727.80 : x
  2. Step 2: Convert to fraction form
    3,948,634.78/5,923,313.63 = 1,108,727.80/x
  3. Step 3: Cross multiply
    3,948,634.78x = 5,923,313.63 × 1,108,727.80
  4. Step 4: Simplify right side
    3,948,634.78x = 6,567,342,473,505.72
  5. Step 5: Solve for x
    x = 6,567,342,473,505.72/3,948,634.78
  6. Step 6: Final answer
    x = 1,663,193.19

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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.