Home / 3,948,638.03-5,923,318.51-1,108,731.05

Finding the Fourth Proportional to 3,948,638.03, 5,923,318.51 and 1,108,731.05

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Solution

The fourth proportional to 3,948,638.03, 5,923,318.51 and 1,108,731.05 is: 1,663,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,638.03 : 5,923,318.51 = 1,108,731.05 : x
  2. Step 2: Convert to fraction form
    3,948,638.03/5,923,318.51 = 1,108,731.05/x
  3. Step 3: Cross multiply
    3,948,638.03x = 5,923,318.51 × 1,108,731.05
  4. Step 4: Simplify right side
    3,948,638.03x = 6,567,367,151,076.74
  5. Step 5: Solve for x
    x = 6,567,367,151,076.74/3,948,638.03
  6. Step 6: Final answer
    x = 1,663,198.07

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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.