Home / 3,259,422.40-4,889,716.80-1,366,355.20

Finding the Fourth Proportional to 3,259,422.40, 4,889,716.80 and 1,366,355.20

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Solution

The fourth proportional to 3,259,422.40, 4,889,716.80 and 1,366,355.20 is: 2,049,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,422.40 : 4,889,716.80 = 1,366,355.20 : x
  2. Step 2: Convert to fraction form
    3,259,422.40/4,889,716.80 = 1,366,355.20/x
  3. Step 3: Cross multiply
    3,259,422.40x = 4,889,716.80 × 1,366,355.20
  4. Step 4: Simplify right side
    3,259,422.40x = 6,681,089,976,207.36
  5. Step 5: Solve for x
    x = 6,681,089,976,207.36/3,259,422.40
  6. Step 6: Final answer
    x = 2,049,777.28

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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.