Home / 3,251,649.21-4,484,749.84-2,219,988.66

Finding the Fourth Proportional to 3,251,649.21, 4,484,749.84 and 2,219,988.66

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Solution

The fourth proportional to 3,251,649.21, 4,484,749.84 and 2,219,988.66 is: 3,061,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251,649.21 : 4,484,749.84 = 2,219,988.66 : x
  2. Step 2: Convert to fraction form
    3,251,649.21/4,484,749.84 = 2,219,988.66/x
  3. Step 3: Cross multiply
    3,251,649.21x = 4,484,749.84 × 2,219,988.66
  4. Step 4: Simplify right side
    3,251,649.21x = 9,956,093,787,736.82
  5. Step 5: Solve for x
    x = 9,956,093,787,736.82/3,251,649.21
  6. Step 6: Final answer
    x = 3,061,859.73

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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.