Home / 5,189,424.50-7,784,879.63-1,595,493.20

Finding the Fourth Proportional to 5,189,424.50, 7,784,879.63 and 1,595,493.20

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Solution

The fourth proportional to 5,189,424.50, 7,784,879.63 and 1,595,493.20 is: 2,393,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,424.50 : 7,784,879.63 = 1,595,493.20 : x
  2. Step 2: Convert to fraction form
    5,189,424.50/7,784,879.63 = 1,595,493.20/x
  3. Step 3: Cross multiply
    5,189,424.50x = 7,784,879.63 × 1,595,493.20
  4. Step 4: Simplify right side
    5,189,424.50x = 12,420,722,523,968.25
  5. Step 5: Solve for x
    x = 12,420,722,523,968.25/5,189,424.50
  6. Step 6: Final answer
    x = 2,393,468.20

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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.