Home / 2,109,008.91-3,168,560.19-1,352,332.88

Finding the Fourth Proportional to 2,109,008.91, 3,168,560.19 and 1,352,332.88

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Solution

The fourth proportional to 2,109,008.91, 3,168,560.19 and 1,352,332.88 is: 2,031,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,008.91 : 3,168,560.19 = 1,352,332.88 : x
  2. Step 2: Convert to fraction form
    2,109,008.91/3,168,560.19 = 1,352,332.88/x
  3. Step 3: Cross multiply
    2,109,008.91x = 3,168,560.19 × 1,352,332.88
  4. Step 4: Simplify right side
    2,109,008.91x = 4,284,948,111,353.25
  5. Step 5: Solve for x
    x = 4,284,948,111,353.25/2,109,008.91
  6. Step 6: Final answer
    x = 2,031,735.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.