Home / 3,929,937.96-5,410,213.38-3,749,379.24

Finding the Fourth Proportional to 3,929,937.96, 5,410,213.38 and 3,749,379.24

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Solution

The fourth proportional to 3,929,937.96, 5,410,213.38 and 3,749,379.24 is: 5,161,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,937.96 : 5,410,213.38 = 3,749,379.24 : x
  2. Step 2: Convert to fraction form
    3,929,937.96/5,410,213.38 = 3,749,379.24/x
  3. Step 3: Cross multiply
    3,929,937.96x = 5,410,213.38 × 3,749,379.24
  4. Step 4: Simplify right side
    3,929,937.96x = 20,284,941,730,942.23
  5. Step 5: Solve for x
    x = 20,284,941,730,942.23/3,929,937.96
  6. Step 6: Final answer
    x = 5,161,644.26

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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.