Home / 3,901,379.36-5,383,911.40-2,182,528.58

Finding the Fourth Proportional to 3,901,379.36, 5,383,911.40 and 2,182,528.58

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Solution

The fourth proportional to 3,901,379.36, 5,383,911.40 and 2,182,528.58 is: 3,011,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,379.36 : 5,383,911.40 = 2,182,528.58 : x
  2. Step 2: Convert to fraction form
    3,901,379.36/5,383,911.40 = 2,182,528.58/x
  3. Step 3: Cross multiply
    3,901,379.36x = 5,383,911.40 × 2,182,528.58
  4. Step 4: Simplify right side
    3,901,379.36x = 11,750,540,502,687.81
  5. Step 5: Solve for x
    x = 11,750,540,502,687.81/3,901,379.36
  6. Step 6: Final answer
    x = 3,011,893.85

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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.