Home / 3,150,796.80-4,727,186.63-1,127,661.42

Finding the Fourth Proportional to 3,150,796.80, 4,727,186.63 and 1,127,661.42

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Solution

The fourth proportional to 3,150,796.80, 4,727,186.63 and 1,127,661.42 is: 1,691,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,796.80 : 4,727,186.63 = 1,127,661.42 : x
  2. Step 2: Convert to fraction form
    3,150,796.80/4,727,186.63 = 1,127,661.42/x
  3. Step 3: Cross multiply
    3,150,796.80x = 4,727,186.63 × 1,127,661.42
  4. Step 4: Simplify right side
    3,150,796.80x = 5,330,665,987,790.81
  5. Step 5: Solve for x
    x = 5,330,665,987,790.81/3,150,796.80
  6. Step 6: Final answer
    x = 1,691,846.96

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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.