Home / 1,769,635-2,654,462.22-439,939

Finding the Fourth Proportional to 1,769,635, 2,654,462.22 and 439,939

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Solution

The fourth proportional to 1,769,635, 2,654,462.22 and 439,939 is: 659,910.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,635 : 2,654,462.22 = 439,939 : x
  2. Step 2: Convert to fraction form
    1,769,635/2,654,462.22 = 439,939/x
  3. Step 3: Cross multiply
    1,769,635x = 2,654,462.22 × 439,939
  4. Step 4: Simplify right side
    1,769,635x = 1,167,801,454,604.58
  5. Step 5: Solve for x
    x = 1,167,801,454,604.58/1,769,635
  6. Step 6: Final answer
    x = 659,910.92

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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.