Home / 3,896,141.16-5,376,659.10-2,177,261.22

Finding the Fourth Proportional to 3,896,141.16, 5,376,659.10 and 2,177,261.22

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Solution

The fourth proportional to 3,896,141.16, 5,376,659.10 and 2,177,261.22 is: 3,004,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,141.16 : 5,376,659.10 = 2,177,261.22 : x
  2. Step 2: Convert to fraction form
    3,896,141.16/5,376,659.10 = 2,177,261.22/x
  3. Step 3: Cross multiply
    3,896,141.16x = 5,376,659.10 × 2,177,261.22
  4. Step 4: Simplify right side
    3,896,141.16x = 11,706,391,351,590.10
  5. Step 5: Solve for x
    x = 11,706,391,351,590.10/3,896,141.16
  6. Step 6: Final answer
    x = 3,004,611.71

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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.