Home / 1,639,947.33-2,263,144.37-914,861.25

Finding the Fourth Proportional to 1,639,947.33, 2,263,144.37 and 914,861.25

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Solution

The fourth proportional to 1,639,947.33, 2,263,144.37 and 914,861.25 is: 1,262,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,947.33 : 2,263,144.37 = 914,861.25 : x
  2. Step 2: Convert to fraction form
    1,639,947.33/2,263,144.37 = 914,861.25/x
  3. Step 3: Cross multiply
    1,639,947.33x = 2,263,144.37 × 914,861.25
  4. Step 4: Simplify right side
    1,639,947.33x = 2,070,463,082,694.36
  5. Step 5: Solve for x
    x = 2,070,463,082,694.36/1,639,947.33
  6. Step 6: Final answer
    x = 1,262,518.04

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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.