Home / 3,211,278.01-4,818,661.14-1,864,408.79

Finding the Fourth Proportional to 3,211,278.01, 4,818,661.14 and 1,864,408.79

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Solution

The fourth proportional to 3,211,278.01, 4,818,661.14 and 1,864,408.79 is: 2,797,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,278.01 : 4,818,661.14 = 1,864,408.79 : x
  2. Step 2: Convert to fraction form
    3,211,278.01/4,818,661.14 = 1,864,408.79/x
  3. Step 3: Cross multiply
    3,211,278.01x = 4,818,661.14 × 1,864,408.79
  4. Step 4: Simplify right side
    3,211,278.01x = 8,983,954,204,485.61
  5. Step 5: Solve for x
    x = 8,983,954,204,485.61/3,211,278.01
  6. Step 6: Final answer
    x = 2,797,625.80

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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.