Home / 1,617,373.26-2,231,968.82-892,266.12

Finding the Fourth Proportional to 1,617,373.26, 2,231,968.82 and 892,266.12

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Solution

The fourth proportional to 1,617,373.26, 2,231,968.82 and 892,266.12 is: 1,231,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,373.26 : 2,231,968.82 = 892,266.12 : x
  2. Step 2: Convert to fraction form
    1,617,373.26/2,231,968.82 = 892,266.12/x
  3. Step 3: Cross multiply
    1,617,373.26x = 2,231,968.82 × 892,266.12
  4. Step 4: Simplify right side
    1,617,373.26x = 1,991,510,158,982.38
  5. Step 5: Solve for x
    x = 1,991,510,158,982.38/1,617,373.26
  6. Step 6: Final answer
    x = 1,231,323.78

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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.