Home / 3,997,129.21-5,995,638.36-964,469.77

Finding the Fourth Proportional to 3,997,129.21, 5,995,638.36 and 964,469.77

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Solution

The fourth proportional to 3,997,129.21, 5,995,638.36 and 964,469.77 is: 1,446,691.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,129.21 : 5,995,638.36 = 964,469.77 : x
  2. Step 2: Convert to fraction form
    3,997,129.21/5,995,638.36 = 964,469.77/x
  3. Step 3: Cross multiply
    3,997,129.21x = 5,995,638.36 × 964,469.77
  4. Step 4: Simplify right side
    3,997,129.21x = 5,782,611,950,072.38
  5. Step 5: Solve for x
    x = 5,782,611,950,072.38/3,997,129.21
  6. Step 6: Final answer
    x = 1,446,691.27

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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.