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Finding the Fourth Proportional to 3,955,203.82, 5,933,373.95 and 1,222,963.93

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Solution

The fourth proportional to 3,955,203.82, 5,933,373.95 and 1,222,963.93 is: 1,834,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,203.82 : 5,933,373.95 = 1,222,963.93 : x
  2. Step 2: Convert to fraction form
    3,955,203.82/5,933,373.95 = 1,222,963.93/x
  3. Step 3: Cross multiply
    3,955,203.82x = 5,933,373.95 × 1,222,963.93
  4. Step 4: Simplify right side
    3,955,203.82x = 7,256,302,324,051.62
  5. Step 5: Solve for x
    x = 7,256,302,324,051.62/3,955,203.82
  6. Step 6: Final answer
    x = 1,834,621.59

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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.