Home / 1,939,824.27-2,909,736.44-591,993.78

Finding the Fourth Proportional to 1,939,824.27, 2,909,736.44 and 591,993.78

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Solution

The fourth proportional to 1,939,824.27, 2,909,736.44 and 591,993.78 is: 887,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,824.27 : 2,909,736.44 = 591,993.78 : x
  2. Step 2: Convert to fraction form
    1,939,824.27/2,909,736.44 = 591,993.78/x
  3. Step 3: Cross multiply
    1,939,824.27x = 2,909,736.44 × 591,993.78
  4. Step 4: Simplify right side
    1,939,824.27x = 1,722,545,870,959.37
  5. Step 5: Solve for x
    x = 1,722,545,870,959.37/1,939,824.27
  6. Step 6: Final answer
    x = 887,990.68

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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.