Home / 3,212,276.36-4,811,990.40-1,932,177

Finding the Fourth Proportional to 3,212,276.36, 4,811,990.40 and 1,932,177

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Solution

The fourth proportional to 3,212,276.36, 4,811,990.40 and 1,932,177 is: 2,894,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,276.36 : 4,811,990.40 = 1,932,177 : x
  2. Step 2: Convert to fraction form
    3,212,276.36/4,811,990.40 = 1,932,177/x
  3. Step 3: Cross multiply
    3,212,276.36x = 4,811,990.40 × 1,932,177
  4. Step 4: Simplify right side
    3,212,276.36x = 9,297,617,175,100.80
  5. Step 5: Solve for x
    x = 9,297,617,175,100.80/3,212,276.36
  6. Step 6: Final answer
    x = 2,894,401.39

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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.