Home / 1,707,188.20-2,560,782.30-856,882.60

Finding the Fourth Proportional to 1,707,188.20, 2,560,782.30 and 856,882.60

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Solution

The fourth proportional to 1,707,188.20, 2,560,782.30 and 856,882.60 is: 1,285,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,188.20 : 2,560,782.30 = 856,882.60 : x
  2. Step 2: Convert to fraction form
    1,707,188.20/2,560,782.30 = 856,882.60/x
  3. Step 3: Cross multiply
    1,707,188.20x = 2,560,782.30 × 856,882.60
  4. Step 4: Simplify right side
    1,707,188.20x = 2,194,289,795,257.98
  5. Step 5: Solve for x
    x = 2,194,289,795,257.98/1,707,188.20
  6. Step 6: Final answer
    x = 1,285,323.90

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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.