Home / 2,805,350.88-4,206,273-1,185,286.80

Finding the Fourth Proportional to 2,805,350.88, 4,206,273 and 1,185,286.80

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Solution

The fourth proportional to 2,805,350.88, 4,206,273 and 1,185,286.80 is: 1,777,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,350.88 : 4,206,273 = 1,185,286.80 : x
  2. Step 2: Convert to fraction form
    2,805,350.88/4,206,273 = 1,185,286.80/x
  3. Step 3: Cross multiply
    2,805,350.88x = 4,206,273 × 1,185,286.80
  4. Step 4: Simplify right side
    2,805,350.88x = 4,985,639,864,096.40
  5. Step 5: Solve for x
    x = 4,985,639,864,096.40/2,805,350.88
  6. Step 6: Final answer
    x = 1,777,189.41

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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.