Home / 1,171,832.38-1,617,172.23-662,504.38

Finding the Fourth Proportional to 1,171,832.38, 1,617,172.23 and 662,504.38

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Solution

The fourth proportional to 1,171,832.38, 1,617,172.23 and 662,504.38 is: 914,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,832.38 : 1,617,172.23 = 662,504.38 : x
  2. Step 2: Convert to fraction form
    1,171,832.38/1,617,172.23 = 662,504.38/x
  3. Step 3: Cross multiply
    1,171,832.38x = 1,617,172.23 × 662,504.38
  4. Step 4: Simplify right side
    1,171,832.38x = 1,071,383,685,589.37
  5. Step 5: Solve for x
    x = 1,071,383,685,589.37/1,171,832.38
  6. Step 6: Final answer
    x = 914,280.66

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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.