Home / 3,612,979.20-5,416,844.40-1,481,966.40

Finding the Fourth Proportional to 3,612,979.20, 5,416,844.40 and 1,481,966.40

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Solution

The fourth proportional to 3,612,979.20, 5,416,844.40 and 1,481,966.40 is: 2,221,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,979.20 : 5,416,844.40 = 1,481,966.40 : x
  2. Step 2: Convert to fraction form
    3,612,979.20/5,416,844.40 = 1,481,966.40/x
  3. Step 3: Cross multiply
    3,612,979.20x = 5,416,844.40 × 1,481,966.40
  4. Step 4: Simplify right side
    3,612,979.20x = 8,027,581,394,828.16
  5. Step 5: Solve for x
    x = 8,027,581,394,828.16/3,612,979.20
  6. Step 6: Final answer
    x = 2,221,873.13

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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.