Home / 4,997,319.75-7,491,190.91-2,114,721.20

Finding the Fourth Proportional to 4,997,319.75, 7,491,190.91 and 2,114,721.20

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Solution

The fourth proportional to 4,997,319.75, 7,491,190.91 and 2,114,721.20 is: 3,170,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997,319.75 : 7,491,190.91 = 2,114,721.20 : x
  2. Step 2: Convert to fraction form
    4,997,319.75/7,491,190.91 = 2,114,721.20/x
  3. Step 3: Cross multiply
    4,997,319.75x = 7,491,190.91 × 2,114,721.20
  4. Step 4: Simplify right side
    4,997,319.75x = 15,841,780,182,594.73
  5. Step 5: Solve for x
    x = 15,841,780,182,594.73/4,997,319.75
  6. Step 6: Final answer
    x = 3,170,055.34

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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.