Home / 1,517,945.28-2,094,986.88-914,320.32

Finding the Fourth Proportional to 1,517,945.28, 2,094,986.88 and 914,320.32

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Solution

The fourth proportional to 1,517,945.28, 2,094,986.88 and 914,320.32 is: 1,261,896.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,945.28 : 2,094,986.88 = 914,320.32 : x
  2. Step 2: Convert to fraction form
    1,517,945.28/2,094,986.88 = 914,320.32/x
  3. Step 3: Cross multiply
    1,517,945.28x = 2,094,986.88 × 914,320.32
  4. Step 4: Simplify right side
    1,517,945.28x = 1,915,489,074,517.40
  5. Step 5: Solve for x
    x = 1,915,489,074,517.40/1,517,945.28
  6. Step 6: Final answer
    x = 1,261,896.00

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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.