Home / 1,764,896.76-2,646,996.56-485,174.03

Finding the Fourth Proportional to 1,764,896.76, 2,646,996.56 and 485,174.03

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Solution

The fourth proportional to 1,764,896.76, 2,646,996.56 and 485,174.03 is: 727,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,896.76 : 2,646,996.56 = 485,174.03 : x
  2. Step 2: Convert to fraction form
    1,764,896.76/2,646,996.56 = 485,174.03/x
  3. Step 3: Cross multiply
    1,764,896.76x = 2,646,996.56 × 485,174.03
  4. Step 4: Simplify right side
    1,764,896.76x = 1,284,253,994,279.07
  5. Step 5: Solve for x
    x = 1,284,253,994,279.07/1,764,896.76
  6. Step 6: Final answer
    x = 727,665.22

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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.