Home / 2,917,175.13-4,026,107.43-1,628,098.55

Finding the Fourth Proportional to 2,917,175.13, 4,026,107.43 and 1,628,098.55

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Solution

The fourth proportional to 2,917,175.13, 4,026,107.43 and 1,628,098.55 is: 2,247,002.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,175.13 : 4,026,107.43 = 1,628,098.55 : x
  2. Step 2: Convert to fraction form
    2,917,175.13/4,026,107.43 = 1,628,098.55/x
  3. Step 3: Cross multiply
    2,917,175.13x = 4,026,107.43 × 1,628,098.55
  4. Step 4: Simplify right side
    2,917,175.13x = 6,554,899,660,786.73
  5. Step 5: Solve for x
    x = 6,554,899,660,786.73/2,917,175.13
  6. Step 6: Final answer
    x = 2,247,002.45

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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.