Home / 1,836,687.33-2,755,092.51-638,620.02

Finding the Fourth Proportional to 1,836,687.33, 2,755,092.51 and 638,620.02

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Solution

The fourth proportional to 1,836,687.33, 2,755,092.51 and 638,620.02 is: 957,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,687.33 : 2,755,092.51 = 638,620.02 : x
  2. Step 2: Convert to fraction form
    1,836,687.33/2,755,092.51 = 638,620.02/x
  3. Step 3: Cross multiply
    1,836,687.33x = 2,755,092.51 × 638,620.02
  4. Step 4: Simplify right side
    1,836,687.33x = 1,759,457,233,838.05
  5. Step 5: Solve for x
    x = 1,759,457,233,838.05/1,836,687.33
  6. Step 6: Final answer
    x = 957,951.42

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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.