Home / 3,125,131.06-4,687,879.65-1,206,052.33

Finding the Fourth Proportional to 3,125,131.06, 4,687,879.65 and 1,206,052.33

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Solution

The fourth proportional to 3,125,131.06, 4,687,879.65 and 1,206,052.33 is: 1,809,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,131.06 : 4,687,879.65 = 1,206,052.33 : x
  2. Step 2: Convert to fraction form
    3,125,131.06/4,687,879.65 = 1,206,052.33/x
  3. Step 3: Cross multiply
    3,125,131.06x = 4,687,879.65 × 1,206,052.33
  4. Step 4: Simplify right side
    3,125,131.06x = 5,653,828,158,399.69
  5. Step 5: Solve for x
    x = 5,653,828,158,399.69/3,125,131.06
  6. Step 6: Final answer
    x = 1,809,149.14

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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.