Home / 2,787,444.12-3,848,321.88-1,755,836.28

Finding the Fourth Proportional to 2,787,444.12, 3,848,321.88 and 1,755,836.28

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Solution

The fourth proportional to 2,787,444.12, 3,848,321.88 and 1,755,836.28 is: 2,424,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,444.12 : 3,848,321.88 = 1,755,836.28 : x
  2. Step 2: Convert to fraction form
    2,787,444.12/3,848,321.88 = 1,755,836.28/x
  3. Step 3: Cross multiply
    2,787,444.12x = 3,848,321.88 × 1,755,836.28
  4. Step 4: Simplify right side
    2,787,444.12x = 6,757,023,174,021.81
  5. Step 5: Solve for x
    x = 6,757,023,174,021.81/2,787,444.12
  6. Step 6: Final answer
    x = 2,424,092.78

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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.