Home / 1,505,286.44-2,077,027.31-851,909.39

Finding the Fourth Proportional to 1,505,286.44, 2,077,027.31 and 851,909.39

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Solution

The fourth proportional to 1,505,286.44, 2,077,027.31 and 851,909.39 is: 1,175,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,286.44 : 2,077,027.31 = 851,909.39 : x
  2. Step 2: Convert to fraction form
    1,505,286.44/2,077,027.31 = 851,909.39/x
  3. Step 3: Cross multiply
    1,505,286.44x = 2,077,027.31 × 851,909.39
  4. Step 4: Simplify right side
    1,505,286.44x = 1,769,439,068,675.44
  5. Step 5: Solve for x
    x = 1,769,439,068,675.44/1,505,286.44
  6. Step 6: Final answer
    x = 1,175,483.30

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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.