Home / 2,236,942.86-3,087,331.76-1,319,272.88

Finding the Fourth Proportional to 2,236,942.86, 3,087,331.76 and 1,319,272.88

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Solution

The fourth proportional to 2,236,942.86, 3,087,331.76 and 1,319,272.88 is: 1,820,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,942.86 : 3,087,331.76 = 1,319,272.88 : x
  2. Step 2: Convert to fraction form
    2,236,942.86/3,087,331.76 = 1,319,272.88/x
  3. Step 3: Cross multiply
    2,236,942.86x = 3,087,331.76 × 1,319,272.88
  4. Step 4: Simplify right side
    2,236,942.86x = 4,073,033,040,497.65
  5. Step 5: Solve for x
    x = 4,073,033,040,497.65/2,236,942.86
  6. Step 6: Final answer
    x = 1,820,803.34

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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.