Home / 2,227,791.16-3,074,352.06-1,209,195.64

Finding the Fourth Proportional to 2,227,791.16, 3,074,352.06 and 1,209,195.64

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Solution

The fourth proportional to 2,227,791.16, 3,074,352.06 and 1,209,195.64 is: 1,668,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,791.16 : 3,074,352.06 = 1,209,195.64 : x
  2. Step 2: Convert to fraction form
    2,227,791.16/3,074,352.06 = 1,209,195.64/x
  3. Step 3: Cross multiply
    2,227,791.16x = 3,074,352.06 × 1,209,195.64
  4. Step 4: Simplify right side
    2,227,791.16x = 3,717,493,106,777.02
  5. Step 5: Solve for x
    x = 3,717,493,106,777.02/2,227,791.16
  6. Step 6: Final answer
    x = 1,668,690.12

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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.