Home / 2,195,064.20-3,287,930.70-1,821,816.20

Finding the Fourth Proportional to 2,195,064.20, 3,287,930.70 and 1,821,816.20

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Solution

The fourth proportional to 2,195,064.20, 3,287,930.70 and 1,821,816.20 is: 2,728,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,064.20 : 3,287,930.70 = 1,821,816.20 : x
  2. Step 2: Convert to fraction form
    2,195,064.20/3,287,930.70 = 1,821,816.20/x
  3. Step 3: Cross multiply
    2,195,064.20x = 3,287,930.70 × 1,821,816.20
  4. Step 4: Simplify right side
    2,195,064.20x = 5,990,005,413,737.34
  5. Step 5: Solve for x
    x = 5,990,005,413,737.34/2,195,064.20
  6. Step 6: Final answer
    x = 2,728,852.04

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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.