Home / 2,189,836.82-3,000,026.30-2,107,963.91

Finding the Fourth Proportional to 2,189,836.82, 3,000,026.30 and 2,107,963.91

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Solution

The fourth proportional to 2,189,836.82, 3,000,026.30 and 2,107,963.91 is: 2,887,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,836.82 : 3,000,026.30 = 2,107,963.91 : x
  2. Step 2: Convert to fraction form
    2,189,836.82/3,000,026.30 = 2,107,963.91/x
  3. Step 3: Cross multiply
    2,189,836.82x = 3,000,026.30 × 2,107,963.91
  4. Step 4: Simplify right side
    2,189,836.82x = 6,323,947,174,315.94
  5. Step 5: Solve for x
    x = 6,323,947,174,315.94/2,189,836.82
  6. Step 6: Final answer
    x = 2,887,862.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.