Home / 2,003,021.92-2,762,662.44-1,391,175.48

Finding the Fourth Proportional to 2,003,021.92, 2,762,662.44 and 1,391,175.48

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Solution

The fourth proportional to 2,003,021.92, 2,762,662.44 and 1,391,175.48 is: 1,918,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,021.92 : 2,762,662.44 = 1,391,175.48 : x
  2. Step 2: Convert to fraction form
    2,003,021.92/2,762,662.44 = 1,391,175.48/x
  3. Step 3: Cross multiply
    2,003,021.92x = 2,762,662.44 × 1,391,175.48
  4. Step 4: Simplify right side
    2,003,021.92x = 3,843,348,246,044.97
  5. Step 5: Solve for x
    x = 3,843,348,246,044.97/2,003,021.92
  6. Step 6: Final answer
    x = 1,918,774.93

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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.