Home / 3,828,212.20-5,283,305.12-2,859,660.98

Finding the Fourth Proportional to 3,828,212.20, 5,283,305.12 and 2,859,660.98

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Solution

The fourth proportional to 3,828,212.20, 5,283,305.12 and 2,859,660.98 is: 3,946,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,212.20 : 5,283,305.12 = 2,859,660.98 : x
  2. Step 2: Convert to fraction form
    3,828,212.20/5,283,305.12 = 2,859,660.98/x
  3. Step 3: Cross multiply
    3,828,212.20x = 5,283,305.12 × 2,859,660.98
  4. Step 4: Simplify right side
    3,828,212.20x = 15,108,461,497,098.22
  5. Step 5: Solve for x
    x = 15,108,461,497,098.22/3,828,212.20
  6. Step 6: Final answer
    x = 3,946,610.25

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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.