Home / 1,206,559.08-1,809,844.11-407,844.90

Finding the Fourth Proportional to 1,206,559.08, 1,809,844.11 and 407,844.90

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Solution

The fourth proportional to 1,206,559.08, 1,809,844.11 and 407,844.90 is: 611,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,559.08 : 1,809,844.11 = 407,844.90 : x
  2. Step 2: Convert to fraction form
    1,206,559.08/1,809,844.11 = 407,844.90/x
  3. Step 3: Cross multiply
    1,206,559.08x = 1,809,844.11 × 407,844.90
  4. Step 4: Simplify right side
    1,206,559.08x = 738,135,690,058.54
  5. Step 5: Solve for x
    x = 738,135,690,058.54/1,206,559.08
  6. Step 6: Final answer
    x = 611,769.21

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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.