Home / 3,844,786.60-5,767,698.30-1,321,215.40

Finding the Fourth Proportional to 3,844,786.60, 5,767,698.30 and 1,321,215.40

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Solution

The fourth proportional to 3,844,786.60, 5,767,698.30 and 1,321,215.40 is: 1,982,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844,786.60 : 5,767,698.30 = 1,321,215.40 : x
  2. Step 2: Convert to fraction form
    3,844,786.60/5,767,698.30 = 1,321,215.40/x
  3. Step 3: Cross multiply
    3,844,786.60x = 5,767,698.30 × 1,321,215.40
  4. Step 4: Simplify right side
    3,844,786.60x = 7,620,371,816,513.82
  5. Step 5: Solve for x
    x = 7,620,371,816,513.82/3,844,786.60
  6. Step 6: Final answer
    x = 1,982,001.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.