Home / 1,379,832.72-2,070,093.42-481,287.36

Finding the Fourth Proportional to 1,379,832.72, 2,070,093.42 and 481,287.36

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Solution

The fourth proportional to 1,379,832.72, 2,070,093.42 and 481,287.36 is: 722,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,832.72 : 2,070,093.42 = 481,287.36 : x
  2. Step 2: Convert to fraction form
    1,379,832.72/2,070,093.42 = 481,287.36/x
  3. Step 3: Cross multiply
    1,379,832.72x = 2,070,093.42 × 481,287.36
  4. Step 4: Simplify right side
    1,379,832.72x = 996,309,797,065.17
  5. Step 5: Solve for x
    x = 996,309,797,065.17/1,379,832.72
  6. Step 6: Final answer
    x = 722,051.15

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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.