Home / 2,281,947.88-3,419,188.70-1,215,858.92

Finding the Fourth Proportional to 2,281,947.88, 3,419,188.70 and 1,215,858.92

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Solution

The fourth proportional to 2,281,947.88, 3,419,188.70 and 1,215,858.92 is: 1,821,799.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,947.88 : 3,419,188.70 = 1,215,858.92 : x
  2. Step 2: Convert to fraction form
    2,281,947.88/3,419,188.70 = 1,215,858.92/x
  3. Step 3: Cross multiply
    2,281,947.88x = 3,419,188.70 × 1,215,858.92
  4. Step 4: Simplify right side
    2,281,947.88x = 4,157,251,080,058.20
  5. Step 5: Solve for x
    x = 4,157,251,080,058.20/2,281,947.88
  6. Step 6: Final answer
    x = 1,821,799.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.