Home / 2,215,008.80-3,322,513.20-2,194,013.60

Finding the Fourth Proportional to 2,215,008.80, 3,322,513.20 and 2,194,013.60

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Solution

The fourth proportional to 2,215,008.80, 3,322,513.20 and 2,194,013.60 is: 3,291,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,008.80 : 3,322,513.20 = 2,194,013.60 : x
  2. Step 2: Convert to fraction form
    2,215,008.80/3,322,513.20 = 2,194,013.60/x
  3. Step 3: Cross multiply
    2,215,008.80x = 3,322,513.20 × 2,194,013.60
  4. Step 4: Simplify right side
    2,215,008.80x = 7,289,639,146,979.52
  5. Step 5: Solve for x
    x = 7,289,639,146,979.52/2,215,008.80
  6. Step 6: Final answer
    x = 3,291,020.40

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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.