Home / 3,946,185.05-5,450,963.76-3,174,721.61

Finding the Fourth Proportional to 3,946,185.05, 5,450,963.76 and 3,174,721.61

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Solution

The fourth proportional to 3,946,185.05, 5,450,963.76 and 3,174,721.61 is: 4,385,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,185.05 : 5,450,963.76 = 3,174,721.61 : x
  2. Step 2: Convert to fraction form
    3,946,185.05/5,450,963.76 = 3,174,721.61/x
  3. Step 3: Cross multiply
    3,946,185.05x = 5,450,963.76 × 3,174,721.61
  4. Step 4: Simplify right side
    3,946,185.05x = 17,305,292,416,944.03
  5. Step 5: Solve for x
    x = 17,305,292,416,944.03/3,946,185.05
  6. Step 6: Final answer
    x = 4,385,322.08

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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.