Home / 1,707,192.70-2,560,789.05-856,887.10

Finding the Fourth Proportional to 1,707,192.70, 2,560,789.05 and 856,887.10

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Solution

The fourth proportional to 1,707,192.70, 2,560,789.05 and 856,887.10 is: 1,285,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,192.70 : 2,560,789.05 = 856,887.10 : x
  2. Step 2: Convert to fraction form
    1,707,192.70/2,560,789.05 = 856,887.10/x
  3. Step 3: Cross multiply
    1,707,192.70x = 2,560,789.05 × 856,887.10
  4. Step 4: Simplify right side
    1,707,192.70x = 2,194,307,102,766.26
  5. Step 5: Solve for x
    x = 2,194,307,102,766.26/1,707,192.70
  6. Step 6: Final answer
    x = 1,285,330.65

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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.