Home / 4,685,734.48-7,023,571.62-1,987,783.24

Finding the Fourth Proportional to 4,685,734.48, 7,023,571.62 and 1,987,783.24

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Solution

The fourth proportional to 4,685,734.48, 7,023,571.62 and 1,987,783.24 is: 2,979,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685,734.48 : 7,023,571.62 = 1,987,783.24 : x
  2. Step 2: Convert to fraction form
    4,685,734.48/7,023,571.62 = 1,987,783.24/x
  3. Step 3: Cross multiply
    4,685,734.48x = 7,023,571.62 × 1,987,783.24
  4. Step 4: Simplify right side
    4,685,734.48x = 13,961,337,951,175.65
  5. Step 5: Solve for x
    x = 13,961,337,951,175.65/4,685,734.48
  6. Step 6: Final answer
    x = 2,979,540.99

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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.