Home / 2,290,995.84-3,161,388.78-1,324,188.48

Finding the Fourth Proportional to 2,290,995.84, 3,161,388.78 and 1,324,188.48

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Solution

The fourth proportional to 2,290,995.84, 3,161,388.78 and 1,324,188.48 is: 1,827,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,995.84 : 3,161,388.78 = 1,324,188.48 : x
  2. Step 2: Convert to fraction form
    2,290,995.84/3,161,388.78 = 1,324,188.48/x
  3. Step 3: Cross multiply
    2,290,995.84x = 3,161,388.78 × 1,324,188.48
  4. Step 4: Simplify right side
    2,290,995.84x = 4,186,274,603,277.25
  5. Step 5: Solve for x
    x = 4,186,274,603,277.25/2,290,995.84
  6. Step 6: Final answer
    x = 1,827,272.90

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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.