Home / 1,261,668.37-1,892,529.15-452,105.56

Finding the Fourth Proportional to 1,261,668.37, 1,892,529.15 and 452,105.56

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Solution

The fourth proportional to 1,261,668.37, 1,892,529.15 and 452,105.56 is: 678,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,668.37 : 1,892,529.15 = 452,105.56 : x
  2. Step 2: Convert to fraction form
    1,261,668.37/1,892,529.15 = 452,105.56/x
  3. Step 3: Cross multiply
    1,261,668.37x = 1,892,529.15 × 452,105.56
  4. Step 4: Simplify right side
    1,261,668.37x = 855,622,951,177.07
  5. Step 5: Solve for x
    x = 855,622,951,177.07/1,261,668.37
  6. Step 6: Final answer
    x = 678,167.87

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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.