Home / 1,285,147.67-1,774,310.16-827,058.34

Finding the Fourth Proportional to 1,285,147.67, 1,774,310.16 and 827,058.34

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Solution

The fourth proportional to 1,285,147.67, 1,774,310.16 and 827,058.34 is: 1,141,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,147.67 : 1,774,310.16 = 827,058.34 : x
  2. Step 2: Convert to fraction form
    1,285,147.67/1,774,310.16 = 827,058.34/x
  3. Step 3: Cross multiply
    1,285,147.67x = 1,774,310.16 × 827,058.34
  4. Step 4: Simplify right side
    1,285,147.67x = 1,467,458,015,574.73
  5. Step 5: Solve for x
    x = 1,467,458,015,574.73/1,285,147.67
  6. Step 6: Final answer
    x = 1,141,859.45

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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.