Home / 2,195,057.20-3,287,920.20-1,821,809.20

Finding the Fourth Proportional to 2,195,057.20, 3,287,920.20 and 1,821,809.20

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Solution

The fourth proportional to 2,195,057.20, 3,287,920.20 and 1,821,809.20 is: 2,728,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,057.20 : 3,287,920.20 = 1,821,809.20 : x
  2. Step 2: Convert to fraction form
    2,195,057.20/3,287,920.20 = 1,821,809.20/x
  3. Step 3: Cross multiply
    2,195,057.20x = 3,287,920.20 × 1,821,809.20
  4. Step 4: Simplify right side
    2,195,057.20x = 5,989,963,269,225.84
  5. Step 5: Solve for x
    x = 5,989,963,269,225.84/2,195,057.20
  6. Step 6: Final answer
    x = 2,728,841.54

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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.