Home / 3,851,143.35-5,314,743.89-2,132,263.86

Finding the Fourth Proportional to 3,851,143.35, 5,314,743.89 and 2,132,263.86

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Solution

The fourth proportional to 3,851,143.35, 5,314,743.89 and 2,132,263.86 is: 2,942,616.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,143.35 : 5,314,743.89 = 2,132,263.86 : x
  2. Step 2: Convert to fraction form
    3,851,143.35/5,314,743.89 = 2,132,263.86/x
  3. Step 3: Cross multiply
    3,851,143.35x = 5,314,743.89 × 2,132,263.86
  4. Step 4: Simplify right side
    3,851,143.35x = 11,332,436,321,802.81
  5. Step 5: Solve for x
    x = 11,332,436,321,802.81/3,851,143.35
  6. Step 6: Final answer
    x = 2,942,616.07

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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.