Home / 1,941,884.29-2,912,196.21-917,056.09

Finding the Fourth Proportional to 1,941,884.29, 2,912,196.21 and 917,056.09

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Solution

The fourth proportional to 1,941,884.29, 2,912,196.21 and 917,056.09 is: 1,375,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,884.29 : 2,912,196.21 = 917,056.09 : x
  2. Step 2: Convert to fraction form
    1,941,884.29/2,912,196.21 = 917,056.09/x
  3. Step 3: Cross multiply
    1,941,884.29x = 2,912,196.21 × 917,056.09
  4. Step 4: Simplify right side
    1,941,884.29x = 2,670,647,263,261.12
  5. Step 5: Solve for x
    x = 2,670,647,263,261.12/1,941,884.29
  6. Step 6: Final answer
    x = 1,375,286.51

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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.