Home / 4,839,794.25-7,259,891.73-1,428,080.82

Finding the Fourth Proportional to 4,839,794.25, 7,259,891.73 and 1,428,080.82

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Solution

The fourth proportional to 4,839,794.25, 7,259,891.73 and 1,428,080.82 is: 2,142,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839,794.25 : 7,259,891.73 = 1,428,080.82 : x
  2. Step 2: Convert to fraction form
    4,839,794.25/7,259,891.73 = 1,428,080.82/x
  3. Step 3: Cross multiply
    4,839,794.25x = 7,259,891.73 × 1,428,080.82
  4. Step 4: Simplify right side
    4,839,794.25x = 10,367,712,134,889.62
  5. Step 5: Solve for x
    x = 10,367,712,134,889.62/4,839,794.25
  6. Step 6: Final answer
    x = 2,142,180.35

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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.