Home / 2,170,519.20-3,256,945.20-908,474.40

Finding the Fourth Proportional to 2,170,519.20, 3,256,945.20 and 908,474.40

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Solution

The fourth proportional to 2,170,519.20, 3,256,945.20 and 908,474.40 is: 1,363,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,519.20 : 3,256,945.20 = 908,474.40 : x
  2. Step 2: Convert to fraction form
    2,170,519.20/3,256,945.20 = 908,474.40/x
  3. Step 3: Cross multiply
    2,170,519.20x = 3,256,945.20 × 908,474.40
  4. Step 4: Simplify right side
    2,170,519.20x = 2,958,851,336,402.88
  5. Step 5: Solve for x
    x = 2,958,851,336,402.88/2,170,519.20
  6. Step 6: Final answer
    x = 1,363,199.80

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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.