Home / 2,176,694.37-3,003,708.83-1,209,791.30

Finding the Fourth Proportional to 2,176,694.37, 3,003,708.83 and 1,209,791.30

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Solution

The fourth proportional to 2,176,694.37, 3,003,708.83 and 1,209,791.30 is: 1,669,440.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,694.37 : 3,003,708.83 = 1,209,791.30 : x
  2. Step 2: Convert to fraction form
    2,176,694.37/3,003,708.83 = 1,209,791.30/x
  3. Step 3: Cross multiply
    2,176,694.37x = 3,003,708.83 × 1,209,791.30
  4. Step 4: Simplify right side
    2,176,694.37x = 3,633,860,789,199.68
  5. Step 5: Solve for x
    x = 3,633,860,789,199.68/2,176,694.37
  6. Step 6: Final answer
    x = 1,669,440.06

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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.