Home / 4,987,721.77-7,481,805.64-1,529,212.61

Finding the Fourth Proportional to 4,987,721.77, 7,481,805.64 and 1,529,212.61

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Solution

The fourth proportional to 4,987,721.77, 7,481,805.64 and 1,529,212.61 is: 2,293,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,721.77 : 7,481,805.64 = 1,529,212.61 : x
  2. Step 2: Convert to fraction form
    4,987,721.77/7,481,805.64 = 1,529,212.61/x
  3. Step 3: Cross multiply
    4,987,721.77x = 7,481,805.64 × 1,529,212.61
  4. Step 4: Simplify right side
    4,987,721.77x = 11,441,271,545,138.60
  5. Step 5: Solve for x
    x = 11,441,271,545,138.60/4,987,721.77
  6. Step 6: Final answer
    x = 2,293,887.29

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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.