Home / 4,789,832-6,609,976.80-2,643,656

Finding the Fourth Proportional to 4,789,832, 6,609,976.80 and 2,643,656

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Solution

The fourth proportional to 4,789,832, 6,609,976.80 and 2,643,656 is: 3,648,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,832 : 6,609,976.80 = 2,643,656 : x
  2. Step 2: Convert to fraction form
    4,789,832/6,609,976.80 = 2,643,656/x
  3. Step 3: Cross multiply
    4,789,832x = 6,609,976.80 × 2,643,656
  4. Step 4: Simplify right side
    4,789,832x = 17,474,504,827,180.80
  5. Step 5: Solve for x
    x = 17,474,504,827,180.80/4,789,832
  6. Step 6: Final answer
    x = 3,648,250.05

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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.