Home / 1,131,823.24-1,561,945.62-622,538.98

Finding the Fourth Proportional to 1,131,823.24, 1,561,945.62 and 622,538.98

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Solution

The fourth proportional to 1,131,823.24, 1,561,945.62 and 622,538.98 is: 859,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,823.24 : 1,561,945.62 = 622,538.98 : x
  2. Step 2: Convert to fraction form
    1,131,823.24/1,561,945.62 = 622,538.98/x
  3. Step 3: Cross multiply
    1,131,823.24x = 1,561,945.62 × 622,538.98
  4. Step 4: Simplify right side
    1,131,823.24x = 972,372,033,090.27
  5. Step 5: Solve for x
    x = 972,372,033,090.27/1,131,823.24
  6. Step 6: Final answer
    x = 859,120.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.