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Finding the Fourth Proportional to 3,895,319.94, 5,843,062.94 and 1,336,523.78

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Solution

The fourth proportional to 3,895,319.94, 5,843,062.94 and 1,336,523.78 is: 2,004,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,319.94 : 5,843,062.94 = 1,336,523.78 : x
  2. Step 2: Convert to fraction form
    3,895,319.94/5,843,062.94 = 1,336,523.78/x
  3. Step 3: Cross multiply
    3,895,319.94x = 5,843,062.94 × 1,336,523.78
  4. Step 4: Simplify right side
    3,895,319.94x = 7,809,392,531,448.78
  5. Step 5: Solve for x
    x = 7,809,392,531,448.78/3,895,319.94
  6. Step 6: Final answer
    x = 2,004,814.15

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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.