Home / 2,859,373.76-3,942,602.16-2,132,960.36

Finding the Fourth Proportional to 2,859,373.76, 3,942,602.16 and 2,132,960.36

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Solution

The fourth proportional to 2,859,373.76, 3,942,602.16 and 2,132,960.36 is: 2,940,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,373.76 : 3,942,602.16 = 2,132,960.36 : x
  2. Step 2: Convert to fraction form
    2,859,373.76/3,942,602.16 = 2,132,960.36/x
  3. Step 3: Cross multiply
    2,859,373.76x = 3,942,602.16 × 2,132,960.36
  4. Step 4: Simplify right side
    2,859,373.76x = 8,409,414,122,530.38
  5. Step 5: Solve for x
    x = 8,409,414,122,530.38/2,859,373.76
  6. Step 6: Final answer
    x = 2,940,998.56

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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.