Home / 1,285,147.04-1,774,309.30-827,057.72

Finding the Fourth Proportional to 1,285,147.04, 1,774,309.30 and 827,057.72

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Solution

The fourth proportional to 1,285,147.04, 1,774,309.30 and 827,057.72 is: 1,141,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,147.04 : 1,774,309.30 = 827,057.72 : x
  2. Step 2: Convert to fraction form
    1,285,147.04/1,774,309.30 = 827,057.72/x
  3. Step 3: Cross multiply
    1,285,147.04x = 1,774,309.30 × 827,057.72
  4. Step 4: Simplify right side
    1,285,147.04x = 1,467,456,202,160.68
  5. Step 5: Solve for x
    x = 1,467,456,202,160.68/1,285,147.04
  6. Step 6: Final answer
    x = 1,141,858.60

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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.