Home / 1,233,958.89-1,850,190.80-806,979.34

Finding the Fourth Proportional to 1,233,958.89, 1,850,190.80 and 806,979.34

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Solution

The fourth proportional to 1,233,958.89, 1,850,190.80 and 806,979.34 is: 1,209,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,958.89 : 1,850,190.80 = 806,979.34 : x
  2. Step 2: Convert to fraction form
    1,233,958.89/1,850,190.80 = 806,979.34/x
  3. Step 3: Cross multiply
    1,233,958.89x = 1,850,190.80 × 806,979.34
  4. Step 4: Simplify right side
    1,233,958.89x = 1,493,065,741,407.12
  5. Step 5: Solve for x
    x = 1,493,065,741,407.12/1,233,958.89
  6. Step 6: Final answer
    x = 1,209,980.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.