Home / 3,896,601.87-5,377,318.39-2,177,722.34

Finding the Fourth Proportional to 3,896,601.87, 5,377,318.39 and 2,177,722.34

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Solution

The fourth proportional to 3,896,601.87, 5,377,318.39 and 2,177,722.34 is: 3,005,261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,601.87 : 5,377,318.39 = 2,177,722.34 : x
  2. Step 2: Convert to fraction form
    3,896,601.87/5,377,318.39 = 2,177,722.34/x
  3. Step 3: Cross multiply
    3,896,601.87x = 5,377,318.39 × 2,177,722.34
  4. Step 4: Simplify right side
    3,896,601.87x = 11,710,306,387,195.83
  5. Step 5: Solve for x
    x = 11,710,306,387,195.83/3,896,601.87
  6. Step 6: Final answer
    x = 3,005,261.19

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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.