Home / 2,195,053.20-3,287,914.20-1,821,805.20

Finding the Fourth Proportional to 2,195,053.20, 3,287,914.20 and 1,821,805.20

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Solution

The fourth proportional to 2,195,053.20, 3,287,914.20 and 1,821,805.20 is: 2,728,835.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,053.20 : 3,287,914.20 = 1,821,805.20 : x
  2. Step 2: Convert to fraction form
    2,195,053.20/3,287,914.20 = 1,821,805.20/x
  3. Step 3: Cross multiply
    2,195,053.20x = 3,287,914.20 × 1,821,805.20
  4. Step 4: Simplify right side
    2,195,053.20x = 5,989,939,186,713.84
  5. Step 5: Solve for x
    x = 5,989,939,186,713.84/2,195,053.20
  6. Step 6: Final answer
    x = 2,728,835.54

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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.