Home / 2,230,223.76-3,077,723.52-1,211,628.24

Finding the Fourth Proportional to 2,230,223.76, 3,077,723.52 and 1,211,628.24

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Solution

The fourth proportional to 2,230,223.76, 3,077,723.52 and 1,211,628.24 is: 1,672,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,223.76 : 3,077,723.52 = 1,211,628.24 : x
  2. Step 2: Convert to fraction form
    2,230,223.76/3,077,723.52 = 1,211,628.24/x
  3. Step 3: Cross multiply
    2,230,223.76x = 3,077,723.52 × 1,211,628.24
  4. Step 4: Simplify right side
    2,230,223.76x = 3,729,056,731,744.20
  5. Step 5: Solve for x
    x = 3,729,056,731,744.20/2,230,223.76
  6. Step 6: Final answer
    x = 1,672,054.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.