Home / 2,220,014.88-3,063,620.52-1,201,419.84

Finding the Fourth Proportional to 2,220,014.88, 3,063,620.52 and 1,201,419.84

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Solution

The fourth proportional to 2,220,014.88, 3,063,620.52 and 1,201,419.84 is: 1,657,959.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,014.88 : 3,063,620.52 = 1,201,419.84 : x
  2. Step 2: Convert to fraction form
    2,220,014.88/3,063,620.52 = 1,201,419.84/x
  3. Step 3: Cross multiply
    2,220,014.88x = 3,063,620.52 × 1,201,419.84
  4. Step 4: Simplify right side
    2,220,014.88x = 3,680,694,474,959.12
  5. Step 5: Solve for x
    x = 3,680,694,474,959.12/2,220,014.88
  6. Step 6: Final answer
    x = 1,657,959.37

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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.