Home / 2,862,797.91-3,950,669.31-1,639,122.21

Finding the Fourth Proportional to 2,862,797.91, 3,950,669.31 and 1,639,122.21

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Solution

The fourth proportional to 2,862,797.91, 3,950,669.31 and 1,639,122.21 is: 2,261,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,797.91 : 3,950,669.31 = 1,639,122.21 : x
  2. Step 2: Convert to fraction form
    2,862,797.91/3,950,669.31 = 1,639,122.21/x
  3. Step 3: Cross multiply
    2,862,797.91x = 3,950,669.31 × 1,639,122.21
  4. Step 4: Simplify right side
    2,862,797.91x = 6,475,629,810,386.38
  5. Step 5: Solve for x
    x = 6,475,629,810,386.38/2,862,797.91
  6. Step 6: Final answer
    x = 2,261,993.34

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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.