Home / 1,857,692.82-2,786,816.25-659,514.80

Finding the Fourth Proportional to 1,857,692.82, 2,786,816.25 and 659,514.80

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Solution

The fourth proportional to 1,857,692.82, 2,786,816.25 and 659,514.80 is: 989,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,692.82 : 2,786,816.25 = 659,514.80 : x
  2. Step 2: Convert to fraction form
    1,857,692.82/2,786,816.25 = 659,514.80/x
  3. Step 3: Cross multiply
    1,857,692.82x = 2,786,816.25 × 659,514.80
  4. Step 4: Simplify right side
    1,857,692.82x = 1,837,946,568,722.54
  5. Step 5: Solve for x
    x = 1,837,946,568,722.54/1,857,692.82
  6. Step 6: Final answer
    x = 989,370.55

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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.