Home / 1,945,474.03-2,665,286.99-1,872,722.32

Finding the Fourth Proportional to 1,945,474.03, 2,665,286.99 and 1,872,722.32

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Solution

The fourth proportional to 1,945,474.03, 2,665,286.99 and 1,872,722.32 is: 2,565,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,474.03 : 2,665,286.99 = 1,872,722.32 : x
  2. Step 2: Convert to fraction form
    1,945,474.03/2,665,286.99 = 1,872,722.32/x
  3. Step 3: Cross multiply
    1,945,474.03x = 2,665,286.99 × 1,872,722.32
  4. Step 4: Simplify right side
    1,945,474.03x = 4,991,342,435,378.62
  5. Step 5: Solve for x
    x = 4,991,342,435,378.62/1,945,474.03
  6. Step 6: Final answer
    x = 2,565,617.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.