Home / 4,987,937.98-7,481,906.97-1,201,420.86

Finding the Fourth Proportional to 4,987,937.98, 7,481,906.97 and 1,201,420.86

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Solution

The fourth proportional to 4,987,937.98, 7,481,906.97 and 1,201,420.86 is: 1,802,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,937.98 : 7,481,906.97 = 1,201,420.86 : x
  2. Step 2: Convert to fraction form
    4,987,937.98/7,481,906.97 = 1,201,420.86/x
  3. Step 3: Cross multiply
    4,987,937.98x = 7,481,906.97 × 1,201,420.86
  4. Step 4: Simplify right side
    4,987,937.98x = 8,988,919,106,337.40
  5. Step 5: Solve for x
    x = 8,988,919,106,337.40/4,987,937.98
  6. Step 6: Final answer
    x = 1,802,131.29

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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.