Home / 3,212,178.64-4,811,843.86-1,932,079.25

Finding the Fourth Proportional to 3,212,178.64, 4,811,843.86 and 1,932,079.25

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Solution

The fourth proportional to 3,212,178.64, 4,811,843.86 and 1,932,079.25 is: 2,894,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,178.64 : 4,811,843.86 = 1,932,079.25 : x
  2. Step 2: Convert to fraction form
    3,212,178.64/4,811,843.86 = 1,932,079.25/x
  3. Step 3: Cross multiply
    3,212,178.64x = 4,811,843.86 × 1,932,079.25
  4. Step 4: Simplify right side
    3,212,178.64x = 9,296,863,676,145.91
  5. Step 5: Solve for x
    x = 9,296,863,676,145.91/3,212,178.64
  6. Step 6: Final answer
    x = 2,894,254.87

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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.