Home / 2,739,333.80-3,780,392.04-1,515,619.52

Finding the Fourth Proportional to 2,739,333.80, 3,780,392.04 and 1,515,619.52

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Solution

The fourth proportional to 2,739,333.80, 3,780,392.04 and 1,515,619.52 is: 2,091,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,333.80 : 3,780,392.04 = 1,515,619.52 : x
  2. Step 2: Convert to fraction form
    2,739,333.80/3,780,392.04 = 1,515,619.52/x
  3. Step 3: Cross multiply
    2,739,333.80x = 3,780,392.04 × 1,515,619.52
  4. Step 4: Simplify right side
    2,739,333.80x = 5,729,635,969,076.62
  5. Step 5: Solve for x
    x = 5,729,635,969,076.62/2,739,333.80
  6. Step 6: Final answer
    x = 2,091,616.57

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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.