Home / 1,813,851.88-2,719,611.42-867,201.64

Finding the Fourth Proportional to 1,813,851.88, 2,719,611.42 and 867,201.64

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Solution

The fourth proportional to 1,813,851.88, 2,719,611.42 and 867,201.64 is: 1,300,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,851.88 : 2,719,611.42 = 867,201.64 : x
  2. Step 2: Convert to fraction form
    1,813,851.88/2,719,611.42 = 867,201.64/x
  3. Step 3: Cross multiply
    1,813,851.88x = 2,719,611.42 × 867,201.64
  4. Step 4: Simplify right side
    1,813,851.88x = 2,358,451,483,586.73
  5. Step 5: Solve for x
    x = 2,358,451,483,586.73/1,813,851.88
  6. Step 6: Final answer
    x = 1,300,244.80

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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.