Home / 1,171,586.25-1,616,138.39-681,500.57

Finding the Fourth Proportional to 1,171,586.25, 1,616,138.39 and 681,500.57

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Solution

The fourth proportional to 1,171,586.25, 1,616,138.39 and 681,500.57 is: 940,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,586.25 : 1,616,138.39 = 681,500.57 : x
  2. Step 2: Convert to fraction form
    1,171,586.25/1,616,138.39 = 681,500.57/x
  3. Step 3: Cross multiply
    1,171,586.25x = 1,616,138.39 × 681,500.57
  4. Step 4: Simplify right side
    1,171,586.25x = 1,101,399,222,495.69
  5. Step 5: Solve for x
    x = 1,101,399,222,495.69/1,171,586.25
  6. Step 6: Final answer
    x = 940,092.31

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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.