Home / 2,586,135.20-3,568,611.13-1,440,322.16

Finding the Fourth Proportional to 2,586,135.20, 3,568,611.13 and 1,440,322.16

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Solution

The fourth proportional to 2,586,135.20, 3,568,611.13 and 1,440,322.16 is: 1,987,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,135.20 : 3,568,611.13 = 1,440,322.16 : x
  2. Step 2: Convert to fraction form
    2,586,135.20/3,568,611.13 = 1,440,322.16/x
  3. Step 3: Cross multiply
    2,586,135.20x = 3,568,611.13 × 1,440,322.16
  4. Step 4: Simplify right side
    2,586,135.20x = 5,139,949,669,517.78
  5. Step 5: Solve for x
    x = 5,139,949,669,517.78/2,586,135.20
  6. Step 6: Final answer
    x = 1,987,502.31

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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.