Home / 2,472,309.78-3,411,625.08-1,384,331.96

Finding the Fourth Proportional to 2,472,309.78, 3,411,625.08 and 1,384,331.96

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Solution

The fourth proportional to 2,472,309.78, 3,411,625.08 and 1,384,331.96 is: 1,910,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472,309.78 : 3,411,625.08 = 1,384,331.96 : x
  2. Step 2: Convert to fraction form
    2,472,309.78/3,411,625.08 = 1,384,331.96/x
  3. Step 3: Cross multiply
    2,472,309.78x = 3,411,625.08 × 1,384,331.96
  4. Step 4: Simplify right side
    2,472,309.78x = 4,722,821,633,781.56
  5. Step 5: Solve for x
    x = 4,722,821,633,781.56/2,472,309.78
  6. Step 6: Final answer
    x = 1,910,287.16

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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.