Home / 2,751,648.30-3,794,602.14-2,138,719.68

Finding the Fourth Proportional to 2,751,648.30, 3,794,602.14 and 2,138,719.68

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Solution

The fourth proportional to 2,751,648.30, 3,794,602.14 and 2,138,719.68 is: 2,949,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,648.30 : 3,794,602.14 = 2,138,719.68 : x
  2. Step 2: Convert to fraction form
    2,751,648.30/3,794,602.14 = 2,138,719.68/x
  3. Step 3: Cross multiply
    2,751,648.30x = 3,794,602.14 × 2,138,719.68
  4. Step 4: Simplify right side
    2,751,648.30x = 8,115,590,274,588.12
  5. Step 5: Solve for x
    x = 8,115,590,274,588.12/2,751,648.30
  6. Step 6: Final answer
    x = 2,949,355.95

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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.