Home / 2,227,794.76-3,074,274.40-1,209,177.64

Finding the Fourth Proportional to 2,227,794.76, 3,074,274.40 and 1,209,177.64

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Solution

The fourth proportional to 2,227,794.76, 3,074,274.40 and 1,209,177.64 is: 1,668,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,794.76 : 3,074,274.40 = 1,209,177.64 : x
  2. Step 2: Convert to fraction form
    2,227,794.76/3,074,274.40 = 1,209,177.64/x
  3. Step 3: Cross multiply
    2,227,794.76x = 3,074,274.40 × 1,209,177.64
  4. Step 4: Simplify right side
    2,227,794.76x = 3,717,343,863,704.42
  5. Step 5: Solve for x
    x = 3,717,343,863,704.42/2,227,794.76
  6. Step 6: Final answer
    x = 1,668,620.44

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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.