Home / 2,075,179.91-3,112,865.24-635,760.09

Finding the Fourth Proportional to 2,075,179.91, 3,112,865.24 and 635,760.09

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Solution

The fourth proportional to 2,075,179.91, 3,112,865.24 and 635,760.09 is: 953,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,179.91 : 3,112,865.24 = 635,760.09 : x
  2. Step 2: Convert to fraction form
    2,075,179.91/3,112,865.24 = 635,760.09/x
  3. Step 3: Cross multiply
    2,075,179.91x = 3,112,865.24 × 635,760.09
  4. Step 4: Simplify right side
    2,075,179.91x = 1,979,035,481,961.47
  5. Step 5: Solve for x
    x = 1,979,035,481,961.47/2,075,179.91
  6. Step 6: Final answer
    x = 953,669.36

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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.