Home / 3,896,486.37-5,377,317.25-2,177,606.83

Finding the Fourth Proportional to 3,896,486.37, 5,377,317.25 and 2,177,606.83

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Solution

The fourth proportional to 3,896,486.37, 5,377,317.25 and 2,177,606.83 is: 3,005,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,486.37 : 5,377,317.25 = 2,177,606.83 : x
  2. Step 2: Convert to fraction form
    3,896,486.37/5,377,317.25 = 2,177,606.83/x
  3. Step 3: Cross multiply
    3,896,486.37x = 5,377,317.25 × 2,177,606.83
  4. Step 4: Simplify right side
    3,896,486.37x = 11,709,682,759,788.78
  5. Step 5: Solve for x
    x = 11,709,682,759,788.78/3,896,486.37
  6. Step 6: Final answer
    x = 3,005,190.23

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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.