Home / 1,142,791.54-1,714,201.89-787,710.22

Finding the Fourth Proportional to 1,142,791.54, 1,714,201.89 and 787,710.22

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Solution

The fourth proportional to 1,142,791.54, 1,714,201.89 and 787,710.22 is: 1,181,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,791.54 : 1,714,201.89 = 787,710.22 : x
  2. Step 2: Convert to fraction form
    1,142,791.54/1,714,201.89 = 787,710.22/x
  3. Step 3: Cross multiply
    1,142,791.54x = 1,714,201.89 × 787,710.22
  4. Step 4: Simplify right side
    1,142,791.54x = 1,350,294,340,656.90
  5. Step 5: Solve for x
    x = 1,350,294,340,656.90/1,142,791.54
  6. Step 6: Final answer
    x = 1,181,575.38

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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.