Home / 5,086,902.83-7,621,469.12-4,239,420.51

Finding the Fourth Proportional to 5,086,902.83, 7,621,469.12 and 4,239,420.51

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Solution

The fourth proportional to 5,086,902.83, 7,621,469.12 and 4,239,420.51 is: 6,351,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086,902.83 : 7,621,469.12 = 4,239,420.51 : x
  2. Step 2: Convert to fraction form
    5,086,902.83/7,621,469.12 = 4,239,420.51/x
  3. Step 3: Cross multiply
    5,086,902.83x = 7,621,469.12 × 4,239,420.51
  4. Step 4: Simplify right side
    5,086,902.83x = 32,310,612,482,462.55
  5. Step 5: Solve for x
    x = 32,310,612,482,462.55/5,086,902.83
  6. Step 6: Final answer
    x = 6,351,725.91

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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.