Home / 4,192,403.12-6,288,606.20-1,313,993.33

Finding the Fourth Proportional to 4,192,403.12, 6,288,606.20 and 1,313,993.33

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Solution

The fourth proportional to 4,192,403.12, 6,288,606.20 and 1,313,993.33 is: 1,970,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,403.12 : 6,288,606.20 = 1,313,993.33 : x
  2. Step 2: Convert to fraction form
    4,192,403.12/6,288,606.20 = 1,313,993.33/x
  3. Step 3: Cross multiply
    4,192,403.12x = 6,288,606.20 × 1,313,993.33
  4. Step 4: Simplify right side
    4,192,403.12x = 8,263,186,601,796.65
  5. Step 5: Solve for x
    x = 8,263,186,601,796.65/4,192,403.12
  6. Step 6: Final answer
    x = 1,970,990.47

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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.