Home / 2,589,811.45-3,573,966.44-1,428,299.39

Finding the Fourth Proportional to 2,589,811.45, 3,573,966.44 and 1,428,299.39

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Solution

The fourth proportional to 2,589,811.45, 3,573,966.44 and 1,428,299.39 is: 1,971,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,811.45 : 3,573,966.44 = 1,428,299.39 : x
  2. Step 2: Convert to fraction form
    2,589,811.45/3,573,966.44 = 1,428,299.39/x
  3. Step 3: Cross multiply
    2,589,811.45x = 3,573,966.44 × 1,428,299.39
  4. Step 4: Simplify right side
    2,589,811.45x = 5,104,694,098,638.14
  5. Step 5: Solve for x
    x = 5,104,694,098,638.14/2,589,811.45
  6. Step 6: Final answer
    x = 1,971,067.86

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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.