Home / 2,119,380.14-3,177,889.14-699,054.86

Finding the Fourth Proportional to 2,119,380.14, 3,177,889.14 and 699,054.86

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Solution

The fourth proportional to 2,119,380.14, 3,177,889.14 and 699,054.86 is: 1,048,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,380.14 : 3,177,889.14 = 699,054.86 : x
  2. Step 2: Convert to fraction form
    2,119,380.14/3,177,889.14 = 699,054.86/x
  3. Step 3: Cross multiply
    2,119,380.14x = 3,177,889.14 × 699,054.86
  4. Step 4: Simplify right side
    2,119,380.14x = 2,221,518,847,858.22
  5. Step 5: Solve for x
    x = 2,221,518,847,858.22/2,119,380.14
  6. Step 6: Final answer
    x = 1,048,192.73

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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.