Home / 3,391,157.71-5,086,738.39-1,260,965.04

Finding the Fourth Proportional to 3,391,157.71, 5,086,738.39 and 1,260,965.04

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Solution

The fourth proportional to 3,391,157.71, 5,086,738.39 and 1,260,965.04 is: 1,891,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,157.71 : 5,086,738.39 = 1,260,965.04 : x
  2. Step 2: Convert to fraction form
    3,391,157.71/5,086,738.39 = 1,260,965.04/x
  3. Step 3: Cross multiply
    3,391,157.71x = 5,086,738.39 × 1,260,965.04
  4. Step 4: Simplify right side
    3,391,157.71x = 6,414,199,277,415.89
  5. Step 5: Solve for x
    x = 6,414,199,277,415.89/3,391,157.71
  6. Step 6: Final answer
    x = 1,891,448.24

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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.