Home / 3,411,745.14-5,119,388.87-1,391,471.22

Finding the Fourth Proportional to 3,411,745.14, 5,119,388.87 and 1,391,471.22

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Solution

The fourth proportional to 3,411,745.14, 5,119,388.87 and 1,391,471.22 is: 2,087,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,745.14 : 5,119,388.87 = 1,391,471.22 : x
  2. Step 2: Convert to fraction form
    3,411,745.14/5,119,388.87 = 1,391,471.22/x
  3. Step 3: Cross multiply
    3,411,745.14x = 5,119,388.87 × 1,391,471.22
  4. Step 4: Simplify right side
    3,411,745.14x = 7,123,482,286,052.65
  5. Step 5: Solve for x
    x = 7,123,482,286,052.65/3,411,745.14
  6. Step 6: Final answer
    x = 2,087,929.19

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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.