Home / 3,851,203.76-5,314,827.24-2,132,324.28

Finding the Fourth Proportional to 3,851,203.76, 5,314,827.24 and 2,132,324.28

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Solution

The fourth proportional to 3,851,203.76, 5,314,827.24 and 2,132,324.28 is: 2,942,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,203.76 : 5,314,827.24 = 2,132,324.28 : x
  2. Step 2: Convert to fraction form
    3,851,203.76/5,314,827.24 = 2,132,324.28/x
  3. Step 3: Cross multiply
    3,851,203.76x = 5,314,827.24 × 2,132,324.28
  4. Step 4: Simplify right side
    3,851,203.76x = 11,332,935,167,857.39
  5. Step 5: Solve for x
    x = 11,332,935,167,857.39/3,851,203.76
  6. Step 6: Final answer
    x = 2,942,699.45

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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.