Home / 2,091,286.48-3,133,218.57-874,180.12

Finding the Fourth Proportional to 2,091,286.48, 3,133,218.57 and 874,180.12

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Solution

The fourth proportional to 2,091,286.48, 3,133,218.57 and 874,180.12 is: 1,309,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,286.48 : 3,133,218.57 = 874,180.12 : x
  2. Step 2: Convert to fraction form
    2,091,286.48/3,133,218.57 = 874,180.12/x
  3. Step 3: Cross multiply
    2,091,286.48x = 3,133,218.57 × 874,180.12
  4. Step 4: Simplify right side
    2,091,286.48x = 2,738,997,377,675.78
  5. Step 5: Solve for x
    x = 2,738,997,377,675.78/2,091,286.48
  6. Step 6: Final answer
    x = 1,309,718.88

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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.