Home / 2,414,978.20-3,622,904.70-1,213,877.80

Finding the Fourth Proportional to 2,414,978.20, 3,622,904.70 and 1,213,877.80

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Solution

The fourth proportional to 2,414,978.20, 3,622,904.70 and 1,213,877.80 is: 1,821,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,978.20 : 3,622,904.70 = 1,213,877.80 : x
  2. Step 2: Convert to fraction form
    2,414,978.20/3,622,904.70 = 1,213,877.80/x
  3. Step 3: Cross multiply
    2,414,978.20x = 3,622,904.70 × 1,213,877.80
  4. Step 4: Simplify right side
    2,414,978.20x = 4,397,763,586,845.66
  5. Step 5: Solve for x
    x = 4,397,763,586,845.66/2,414,978.20
  6. Step 6: Final answer
    x = 1,821,036.56

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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.