Home / 1,311,674.05-1,967,324.22-413,092.42

Finding the Fourth Proportional to 1,311,674.05, 1,967,324.22 and 413,092.42

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Solution

The fourth proportional to 1,311,674.05, 1,967,324.22 and 413,092.42 is: 619,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,674.05 : 1,967,324.22 = 413,092.42 : x
  2. Step 2: Convert to fraction form
    1,311,674.05/1,967,324.22 = 413,092.42/x
  3. Step 3: Cross multiply
    1,311,674.05x = 1,967,324.22 × 413,092.42
  4. Step 4: Simplify right side
    1,311,674.05x = 812,686,718,046.10
  5. Step 5: Solve for x
    x = 812,686,718,046.10/1,311,674.05
  6. Step 6: Final answer
    x = 619,579.78

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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.