Home / 3,613,994.20-4,987,468.38-2,163,408.94

Finding the Fourth Proportional to 3,613,994.20, 4,987,468.38 and 2,163,408.94

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Solution

The fourth proportional to 3,613,994.20, 4,987,468.38 and 2,163,408.94 is: 2,985,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,994.20 : 4,987,468.38 = 2,163,408.94 : x
  2. Step 2: Convert to fraction form
    3,613,994.20/4,987,468.38 = 2,163,408.94/x
  3. Step 3: Cross multiply
    3,613,994.20x = 4,987,468.38 × 2,163,408.94
  4. Step 4: Simplify right side
    3,613,994.20x = 10,789,933,681,259.32
  5. Step 5: Solve for x
    x = 10,789,933,681,259.32/3,613,994.20
  6. Step 6: Final answer
    x = 2,985,597.95

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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.