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Finding the Fourth Proportional to 3,269,375.22, 4,904,090.22 and 1,139,455.92

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Solution

The fourth proportional to 3,269,375.22, 4,904,090.22 and 1,139,455.92 is: 1,709,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269,375.22 : 4,904,090.22 = 1,139,455.92 : x
  2. Step 2: Convert to fraction form
    3,269,375.22/4,904,090.22 = 1,139,455.92/x
  3. Step 3: Cross multiply
    3,269,375.22x = 4,904,090.22 × 1,139,455.92
  4. Step 4: Simplify right side
    3,269,375.22x = 5,587,994,633,393.10
  5. Step 5: Solve for x
    x = 5,587,994,633,393.10/3,269,375.22
  6. Step 6: Final answer
    x = 1,709,193.43

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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.