Home / 2,208,805.20-3,313,207.80-1,641,934.80

Finding the Fourth Proportional to 2,208,805.20, 3,313,207.80 and 1,641,934.80

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Solution

The fourth proportional to 2,208,805.20, 3,313,207.80 and 1,641,934.80 is: 2,462,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,805.20 : 3,313,207.80 = 1,641,934.80 : x
  2. Step 2: Convert to fraction form
    2,208,805.20/3,313,207.80 = 1,641,934.80/x
  3. Step 3: Cross multiply
    2,208,805.20x = 3,313,207.80 × 1,641,934.80
  4. Step 4: Simplify right side
    2,208,805.20x = 5,440,071,186,451.44
  5. Step 5: Solve for x
    x = 5,440,071,186,451.44/2,208,805.20
  6. Step 6: Final answer
    x = 2,462,902.20

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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.