Home / 1,908,144.64-2,862,202.38-488,198.44

Finding the Fourth Proportional to 1,908,144.64, 2,862,202.38 and 488,198.44

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Solution

The fourth proportional to 1,908,144.64, 2,862,202.38 and 488,198.44 is: 732,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,144.64 : 2,862,202.38 = 488,198.44 : x
  2. Step 2: Convert to fraction form
    1,908,144.64/2,862,202.38 = 488,198.44/x
  3. Step 3: Cross multiply
    1,908,144.64x = 2,862,202.38 × 488,198.44
  4. Step 4: Simplify right side
    1,908,144.64x = 1,397,322,736,880.29
  5. Step 5: Solve for x
    x = 1,397,322,736,880.29/1,908,144.64
  6. Step 6: Final answer
    x = 732,293.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.