Home / 1,206,078.12-1,809,379.62-364,608

Finding the Fourth Proportional to 1,206,078.12, 1,809,379.62 and 364,608

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Solution

The fourth proportional to 1,206,078.12, 1,809,379.62 and 364,608 is: 546,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,078.12 : 1,809,379.62 = 364,608 : x
  2. Step 2: Convert to fraction form
    1,206,078.12/1,809,379.62 = 364,608/x
  3. Step 3: Cross multiply
    1,206,078.12x = 1,809,379.62 × 364,608
  4. Step 4: Simplify right side
    1,206,078.12x = 659,714,284,488.96
  5. Step 5: Solve for x
    x = 659,714,284,488.96/1,206,078.12
  6. Step 6: Final answer
    x = 546,991.34

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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.