Home / 1,151,985.83-1,589,729.36-635,744.48

Finding the Fourth Proportional to 1,151,985.83, 1,589,729.36 and 635,744.48

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Solution

The fourth proportional to 1,151,985.83, 1,589,729.36 and 635,744.48 is: 877,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,985.83 : 1,589,729.36 = 635,744.48 : x
  2. Step 2: Convert to fraction form
    1,151,985.83/1,589,729.36 = 635,744.48/x
  3. Step 3: Cross multiply
    1,151,985.83x = 1,589,729.36 × 635,744.48
  4. Step 4: Simplify right side
    1,151,985.83x = 1,010,661,654,186.56
  5. Step 5: Solve for x
    x = 1,010,661,654,186.56/1,151,985.83
  6. Step 6: Final answer
    x = 877,321.26

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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.