Home / 1,256,039.82-1,733,318.48-683,067.78

Finding the Fourth Proportional to 1,256,039.82, 1,733,318.48 and 683,067.78

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Solution

The fourth proportional to 1,256,039.82, 1,733,318.48 and 683,067.78 is: 942,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,039.82 : 1,733,318.48 = 683,067.78 : x
  2. Step 2: Convert to fraction form
    1,256,039.82/1,733,318.48 = 683,067.78/x
  3. Step 3: Cross multiply
    1,256,039.82x = 1,733,318.48 × 683,067.78
  4. Step 4: Simplify right side
    1,256,039.82x = 1,183,974,006,166.57
  5. Step 5: Solve for x
    x = 1,183,974,006,166.57/1,256,039.82
  6. Step 6: Final answer
    x = 942,624.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.