Home / 2,745,824.64-3,789,057.60-1,538,367.36

Finding the Fourth Proportional to 2,745,824.64, 3,789,057.60 and 1,538,367.36

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Solution

The fourth proportional to 2,745,824.64, 3,789,057.60 and 1,538,367.36 is: 2,122,845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745,824.64 : 3,789,057.60 = 1,538,367.36 : x
  2. Step 2: Convert to fraction form
    2,745,824.64/3,789,057.60 = 1,538,367.36/x
  3. Step 3: Cross multiply
    2,745,824.64x = 3,789,057.60 × 1,538,367.36
  4. Step 4: Simplify right side
    2,745,824.64x = 5,828,962,536,999.94
  5. Step 5: Solve for x
    x = 5,828,962,536,999.94/2,745,824.64
  6. Step 6: Final answer
    x = 2,122,845.88

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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.