Home / 2,175,660.11-3,263,128.22-658,982.45

Finding the Fourth Proportional to 2,175,660.11, 3,263,128.22 and 658,982.45

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Solution

The fourth proportional to 2,175,660.11, 3,263,128.22 and 658,982.45 is: 988,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,660.11 : 3,263,128.22 = 658,982.45 : x
  2. Step 2: Convert to fraction form
    2,175,660.11/3,263,128.22 = 658,982.45/x
  3. Step 3: Cross multiply
    2,175,660.11x = 3,263,128.22 × 658,982.45
  4. Step 4: Simplify right side
    2,175,660.11x = 2,150,344,211,116.64
  5. Step 5: Solve for x
    x = 2,150,344,211,116.64/2,175,660.11
  6. Step 6: Final answer
    x = 988,364.04

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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.