Home / 3,899,591.35-5,382,788.93-2,679,934.26

Finding the Fourth Proportional to 3,899,591.35, 5,382,788.93 and 2,679,934.26

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Solution

The fourth proportional to 3,899,591.35, 5,382,788.93 and 2,679,934.26 is: 3,699,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,591.35 : 5,382,788.93 = 2,679,934.26 : x
  2. Step 2: Convert to fraction form
    3,899,591.35/5,382,788.93 = 2,679,934.26/x
  3. Step 3: Cross multiply
    3,899,591.35x = 5,382,788.93 × 2,679,934.26
  4. Step 4: Simplify right side
    3,899,591.35x = 14,425,520,427,542.12
  5. Step 5: Solve for x
    x = 14,425,520,427,542.12/3,899,591.35
  6. Step 6: Final answer
    x = 3,699,239.01

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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.