Home / 3,822,188.38-5,274,837.75-2,190,867.10

Finding the Fourth Proportional to 3,822,188.38, 5,274,837.75 and 2,190,867.10

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Solution

The fourth proportional to 3,822,188.38, 5,274,837.75 and 2,190,867.10 is: 3,023,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,188.38 : 5,274,837.75 = 2,190,867.10 : x
  2. Step 2: Convert to fraction form
    3,822,188.38/5,274,837.75 = 2,190,867.10/x
  3. Step 3: Cross multiply
    3,822,188.38x = 5,274,837.75 × 2,190,867.10
  4. Step 4: Simplify right side
    3,822,188.38x = 11,556,468,484,313.03
  5. Step 5: Solve for x
    x = 11,556,468,484,313.03/3,822,188.38
  6. Step 6: Final answer
    x = 3,023,521.43

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Double scale
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1.5x scale

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.