Home / 1,933,945.97-2,899,922.25-868,074.40

Finding the Fourth Proportional to 1,933,945.97, 2,899,922.25 and 868,074.40

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Solution

The fourth proportional to 1,933,945.97, 2,899,922.25 and 868,074.40 is: 1,301,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,945.97 : 2,899,922.25 = 868,074.40 : x
  2. Step 2: Convert to fraction form
    1,933,945.97/2,899,922.25 = 868,074.40/x
  3. Step 3: Cross multiply
    1,933,945.97x = 2,899,922.25 × 868,074.40
  4. Step 4: Simplify right side
    1,933,945.97x = 2,517,348,252,715.79
  5. Step 5: Solve for x
    x = 2,517,348,252,715.79/1,933,945.97
  6. Step 6: Final answer
    x = 1,301,664.21

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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.