Home / 1,171,997.75-1,617,366.62-635,453.75

Finding the Fourth Proportional to 1,171,997.75, 1,617,366.62 and 635,453.75

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Solution

The fourth proportional to 1,171,997.75, 1,617,366.62 and 635,453.75 is: 876,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,997.75 : 1,617,366.62 = 635,453.75 : x
  2. Step 2: Convert to fraction form
    1,171,997.75/1,617,366.62 = 635,453.75/x
  3. Step 3: Cross multiply
    1,171,997.75x = 1,617,366.62 × 635,453.75
  4. Step 4: Simplify right side
    1,171,997.75x = 1,027,761,683,803.83
  5. Step 5: Solve for x
    x = 1,027,761,683,803.83/1,171,997.75
  6. Step 6: Final answer
    x = 876,931.45

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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.