Home / 3,862,894.32-5,331,048.84-2,231,370.36

Finding the Fourth Proportional to 3,862,894.32, 5,331,048.84 and 2,231,370.36

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Solution

The fourth proportional to 3,862,894.32, 5,331,048.84 and 2,231,370.36 is: 3,079,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,894.32 : 5,331,048.84 = 2,231,370.36 : x
  2. Step 2: Convert to fraction form
    3,862,894.32/5,331,048.84 = 2,231,370.36/x
  3. Step 3: Cross multiply
    3,862,894.32x = 5,331,048.84 × 2,231,370.36
  4. Step 4: Simplify right side
    3,862,894.32x = 11,895,544,369,288.38
  5. Step 5: Solve for x
    x = 11,895,544,369,288.38/3,862,894.32
  6. Step 6: Final answer
    x = 3,079,438.21

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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.