Home / 6,419,304.84-8,858,747.76-3,479,215.80

Finding the Fourth Proportional to 6,419,304.84, 8,858,747.76 and 3,479,215.80

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Solution

The fourth proportional to 6,419,304.84, 8,858,747.76 and 3,479,215.80 is: 4,801,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419,304.84 : 8,858,747.76 = 3,479,215.80 : x
  2. Step 2: Convert to fraction form
    6,419,304.84/8,858,747.76 = 3,479,215.80/x
  3. Step 3: Cross multiply
    6,419,304.84x = 8,858,747.76 × 3,479,215.80
  4. Step 4: Simplify right side
    6,419,304.84x = 30,821,495,174,806.61
  5. Step 5: Solve for x
    x = 30,821,495,174,806.61/6,419,304.84
  6. Step 6: Final answer
    x = 4,801,375.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.