Home / 1,505,285.44-2,077,025.93-851,908.39

Finding the Fourth Proportional to 1,505,285.44, 2,077,025.93 and 851,908.39

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Solution

The fourth proportional to 1,505,285.44, 2,077,025.93 and 851,908.39 is: 1,175,481.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,285.44 : 2,077,025.93 = 851,908.39 : x
  2. Step 2: Convert to fraction form
    1,505,285.44/2,077,025.93 = 851,908.39/x
  3. Step 3: Cross multiply
    1,505,285.44x = 2,077,025.93 × 851,908.39
  4. Step 4: Simplify right side
    1,505,285.44x = 1,769,435,809,757.10
  5. Step 5: Solve for x
    x = 1,769,435,809,757.10/1,505,285.44
  6. Step 6: Final answer
    x = 1,175,481.92

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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.