Home / 4,987,371.78-7,467,564.83-2,586,168.63

Finding the Fourth Proportional to 4,987,371.78, 7,467,564.83 and 2,586,168.63

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Solution

The fourth proportional to 4,987,371.78, 7,467,564.83 and 2,586,168.63 is: 3,872,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,371.78 : 7,467,564.83 = 2,586,168.63 : x
  2. Step 2: Convert to fraction form
    4,987,371.78/7,467,564.83 = 2,586,168.63/x
  3. Step 3: Cross multiply
    4,987,371.78x = 7,467,564.83 × 2,586,168.63
  4. Step 4: Simplify right side
    4,987,371.78x = 19,312,381,892,906.44
  5. Step 5: Solve for x
    x = 19,312,381,892,906.44/4,987,371.78
  6. Step 6: Final answer
    x = 3,872,256.32

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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.