Home / 1,244,540.51-1,867,198.29-445,828.97

Finding the Fourth Proportional to 1,244,540.51, 1,867,198.29 and 445,828.97

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Solution

The fourth proportional to 1,244,540.51, 1,867,198.29 and 445,828.97 is: 668,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,540.51 : 1,867,198.29 = 445,828.97 : x
  2. Step 2: Convert to fraction form
    1,244,540.51/1,867,198.29 = 445,828.97/x
  3. Step 3: Cross multiply
    1,244,540.51x = 1,867,198.29 × 445,828.97
  4. Step 4: Simplify right side
    1,244,540.51x = 832,451,090,416.46
  5. Step 5: Solve for x
    x = 832,451,090,416.46/1,244,540.51
  6. Step 6: Final answer
    x = 668,882.28

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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.