Home / 3,422,450.79-4,722,983.46-1,873,812.83

Finding the Fourth Proportional to 3,422,450.79, 4,722,983.46 and 1,873,812.83

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Solution

The fourth proportional to 3,422,450.79, 4,722,983.46 and 1,873,812.83 is: 2,585,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,450.79 : 4,722,983.46 = 1,873,812.83 : x
  2. Step 2: Convert to fraction form
    3,422,450.79/4,722,983.46 = 1,873,812.83/x
  3. Step 3: Cross multiply
    3,422,450.79x = 4,722,983.46 × 1,873,812.83
  4. Step 4: Simplify right side
    3,422,450.79x = 8,849,986,979,610.88
  5. Step 5: Solve for x
    x = 8,849,986,979,610.88/3,422,450.79
  6. Step 6: Final answer
    x = 2,585,862.45

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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.