Home / 1,161,791.51-1,743,369.33-487,820.98

Finding the Fourth Proportional to 1,161,791.51, 1,743,369.33 and 487,820.98

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Solution

The fourth proportional to 1,161,791.51, 1,743,369.33 and 487,820.98 is: 732,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,791.51 : 1,743,369.33 = 487,820.98 : x
  2. Step 2: Convert to fraction form
    1,161,791.51/1,743,369.33 = 487,820.98/x
  3. Step 3: Cross multiply
    1,161,791.51x = 1,743,369.33 × 487,820.98
  4. Step 4: Simplify right side
    1,161,791.51x = 850,452,135,062.54
  5. Step 5: Solve for x
    x = 850,452,135,062.54/1,161,791.51
  6. Step 6: Final answer
    x = 732,017.86

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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.