Home / 2,227,618.62-3,074,115-1,209,023.34

Finding the Fourth Proportional to 2,227,618.62, 3,074,115 and 1,209,023.34

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Solution

The fourth proportional to 2,227,618.62, 3,074,115 and 1,209,023.34 is: 1,668,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,618.62 : 3,074,115 = 1,209,023.34 : x
  2. Step 2: Convert to fraction form
    2,227,618.62/3,074,115 = 1,209,023.34/x
  3. Step 3: Cross multiply
    2,227,618.62x = 3,074,115 × 1,209,023.34
  4. Step 4: Simplify right side
    2,227,618.62x = 3,716,676,784,844.10
  5. Step 5: Solve for x
    x = 3,716,676,784,844.10/2,227,618.62
  6. Step 6: Final answer
    x = 1,668,452.92

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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.