Home / 2,258,660.22-3,387,990.21-661,223.30

Finding the Fourth Proportional to 2,258,660.22, 3,387,990.21 and 661,223.30

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Solution

The fourth proportional to 2,258,660.22, 3,387,990.21 and 661,223.30 is: 991,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,660.22 : 3,387,990.21 = 661,223.30 : x
  2. Step 2: Convert to fraction form
    2,258,660.22/3,387,990.21 = 661,223.30/x
  3. Step 3: Cross multiply
    2,258,660.22x = 3,387,990.21 × 661,223.30
  4. Step 4: Simplify right side
    2,258,660.22x = 2,240,218,050,083.94
  5. Step 5: Solve for x
    x = 2,240,218,050,083.94/2,258,660.22
  6. Step 6: Final answer
    x = 991,834.91

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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.