Home / 2,787,379.25-3,848,232.50-1,755,771.31

Finding the Fourth Proportional to 2,787,379.25, 3,848,232.50 and 1,755,771.31

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Solution

The fourth proportional to 2,787,379.25, 3,848,232.50 and 1,755,771.31 is: 2,424,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,379.25 : 3,848,232.50 = 1,755,771.31 : x
  2. Step 2: Convert to fraction form
    2,787,379.25/3,848,232.50 = 1,755,771.31/x
  3. Step 3: Cross multiply
    2,787,379.25x = 3,848,232.50 × 1,755,771.31
  4. Step 4: Simplify right side
    2,787,379.25x = 6,756,616,217,709.58
  5. Step 5: Solve for x
    x = 6,756,616,217,709.58/2,787,379.25
  6. Step 6: Final answer
    x = 2,424,003.20

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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.