Home / 1,983,961.23-2,738,119.76-1,168,240.82

Finding the Fourth Proportional to 1,983,961.23, 2,738,119.76 and 1,168,240.82

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Solution

The fourth proportional to 1,983,961.23, 2,738,119.76 and 1,168,240.82 is: 1,612,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,961.23 : 2,738,119.76 = 1,168,240.82 : x
  2. Step 2: Convert to fraction form
    1,983,961.23/2,738,119.76 = 1,168,240.82/x
  3. Step 3: Cross multiply
    1,983,961.23x = 2,738,119.76 × 1,168,240.82
  4. Step 4: Simplify right side
    1,983,961.23x = 3,198,783,273,680.60
  5. Step 5: Solve for x
    x = 3,198,783,273,680.60/1,983,961.23
  6. Step 6: Final answer
    x = 1,612,321.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.