Home / 3,625,622.88-5,438,355.32-1,705,469.78

Finding the Fourth Proportional to 3,625,622.88, 5,438,355.32 and 1,705,469.78

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Solution

The fourth proportional to 3,625,622.88, 5,438,355.32 and 1,705,469.78 is: 2,558,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,622.88 : 5,438,355.32 = 1,705,469.78 : x
  2. Step 2: Convert to fraction form
    3,625,622.88/5,438,355.32 = 1,705,469.78/x
  3. Step 3: Cross multiply
    3,625,622.88x = 5,438,355.32 × 1,705,469.78
  4. Step 4: Simplify right side
    3,625,622.88x = 9,274,950,669,021.79
  5. Step 5: Solve for x
    x = 9,274,950,669,021.79/3,625,622.88
  6. Step 6: Final answer
    x = 2,558,167.52

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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.