Home / 1,412,912.55-1,949,760.44-801,106.70

Finding the Fourth Proportional to 1,412,912.55, 1,949,760.44 and 801,106.70

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Solution

The fourth proportional to 1,412,912.55, 1,949,760.44 and 801,106.70 is: 1,105,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,912.55 : 1,949,760.44 = 801,106.70 : x
  2. Step 2: Convert to fraction form
    1,412,912.55/1,949,760.44 = 801,106.70/x
  3. Step 3: Cross multiply
    1,412,912.55x = 1,949,760.44 × 801,106.70
  4. Step 4: Simplify right side
    1,412,912.55x = 1,561,966,147,873.41
  5. Step 5: Solve for x
    x = 1,561,966,147,873.41/1,412,912.55
  6. Step 6: Final answer
    x = 1,105,493.86

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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.