Home / 1,601,315.78-2,209,843.44-876,226.87

Finding the Fourth Proportional to 1,601,315.78, 2,209,843.44 and 876,226.87

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Solution

The fourth proportional to 1,601,315.78, 2,209,843.44 and 876,226.87 is: 1,209,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,315.78 : 2,209,843.44 = 876,226.87 : x
  2. Step 2: Convert to fraction form
    1,601,315.78/2,209,843.44 = 876,226.87/x
  3. Step 3: Cross multiply
    1,601,315.78x = 2,209,843.44 × 876,226.87
  4. Step 4: Simplify right side
    1,601,315.78x = 1,936,324,193,417.56
  5. Step 5: Solve for x
    x = 1,936,324,193,417.56/1,601,315.78
  6. Step 6: Final answer
    x = 1,209,208.21

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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.