Home / 1,995,912.88-2,754,360.66-1,078,141.96

Finding the Fourth Proportional to 1,995,912.88, 2,754,360.66 and 1,078,141.96

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Solution

The fourth proportional to 1,995,912.88, 2,754,360.66 and 1,078,141.96 is: 1,487,836.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,912.88 : 2,754,360.66 = 1,078,141.96 : x
  2. Step 2: Convert to fraction form
    1,995,912.88/2,754,360.66 = 1,078,141.96/x
  3. Step 3: Cross multiply
    1,995,912.88x = 2,754,360.66 × 1,078,141.96
  4. Step 4: Simplify right side
    1,995,912.88x = 2,969,591,800,519.29
  5. Step 5: Solve for x
    x = 2,969,591,800,519.29/1,995,912.88
  6. Step 6: Final answer
    x = 1,487,836.38

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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.