Home / 2,579,277.20-3,865,249.42-1,900,016.87

Finding the Fourth Proportional to 2,579,277.20, 3,865,249.42 and 1,900,016.87

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Solution

The fourth proportional to 2,579,277.20, 3,865,249.42 and 1,900,016.87 is: 2,847,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,277.20 : 3,865,249.42 = 1,900,016.87 : x
  2. Step 2: Convert to fraction form
    2,579,277.20/3,865,249.42 = 1,900,016.87/x
  3. Step 3: Cross multiply
    2,579,277.20x = 3,865,249.42 × 1,900,016.87
  4. Step 4: Simplify right side
    2,579,277.20x = 7,344,039,080,681.43
  5. Step 5: Solve for x
    x = 7,344,039,080,681.43/2,579,277.20
  6. Step 6: Final answer
    x = 2,847,324.47

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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.