Home / 2,654,167.20-3,981,250.80-659,623.20

Finding the Fourth Proportional to 2,654,167.20, 3,981,250.80 and 659,623.20

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Solution

The fourth proportional to 2,654,167.20, 3,981,250.80 and 659,623.20 is: 989,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,167.20 : 3,981,250.80 = 659,623.20 : x
  2. Step 2: Convert to fraction form
    2,654,167.20/3,981,250.80 = 659,623.20/x
  3. Step 3: Cross multiply
    2,654,167.20x = 3,981,250.80 × 659,623.20
  4. Step 4: Simplify right side
    2,654,167.20x = 2,626,125,392,698.56
  5. Step 5: Solve for x
    x = 2,626,125,392,698.56/2,654,167.20
  6. Step 6: Final answer
    x = 989,434.80

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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.