Home / 2,108,713.92-3,160,041.84-1,198,619.52

Finding the Fourth Proportional to 2,108,713.92, 3,160,041.84 and 1,198,619.52

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Solution

The fourth proportional to 2,108,713.92, 3,160,041.84 and 1,198,619.52 is: 1,796,207.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,713.92 : 3,160,041.84 = 1,198,619.52 : x
  2. Step 2: Convert to fraction form
    2,108,713.92/3,160,041.84 = 1,198,619.52/x
  3. Step 3: Cross multiply
    2,108,713.92x = 3,160,041.84 × 1,198,619.52
  4. Step 4: Simplify right side
    2,108,713.92x = 3,787,687,833,440.72
  5. Step 5: Solve for x
    x = 3,787,687,833,440.72/2,108,713.92
  6. Step 6: Final answer
    x = 1,796,207.54

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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.