Home / 3,844,178.36-5,305,076.88-2,125,409.84

Finding the Fourth Proportional to 3,844,178.36, 5,305,076.88 and 2,125,409.84

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Solution

The fourth proportional to 3,844,178.36, 5,305,076.88 and 2,125,409.84 is: 2,933,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844,178.36 : 5,305,076.88 = 2,125,409.84 : x
  2. Step 2: Convert to fraction form
    3,844,178.36/5,305,076.88 = 2,125,409.84/x
  3. Step 3: Cross multiply
    3,844,178.36x = 5,305,076.88 × 2,125,409.84
  4. Step 4: Simplify right side
    3,844,178.36x = 11,275,462,602,708.50
  5. Step 5: Solve for x
    x = 11,275,462,602,708.50/3,844,178.36
  6. Step 6: Final answer
    x = 2,933,126.81

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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.