Home / 2,553,845.15-3,830,781.54-756,744.18

Finding the Fourth Proportional to 2,553,845.15, 3,830,781.54 and 756,744.18

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Solution

The fourth proportional to 2,553,845.15, 3,830,781.54 and 756,744.18 is: 1,135,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,845.15 : 3,830,781.54 = 756,744.18 : x
  2. Step 2: Convert to fraction form
    2,553,845.15/3,830,781.54 = 756,744.18/x
  3. Step 3: Cross multiply
    2,553,845.15x = 3,830,781.54 × 756,744.18
  4. Step 4: Simplify right side
    2,553,845.15x = 2,898,921,635,246.44
  5. Step 5: Solve for x
    x = 2,898,921,635,246.44/2,553,845.15
  6. Step 6: Final answer
    x = 1,135,120.37

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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.