Home / 3,212,827.20-4,821,571.44-2,589,269.76

Finding the Fourth Proportional to 3,212,827.20, 4,821,571.44 and 2,589,269.76

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Solution

The fourth proportional to 3,212,827.20, 4,821,571.44 and 2,589,269.76 is: 3,885,782.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,827.20 : 4,821,571.44 = 2,589,269.76 : x
  2. Step 2: Convert to fraction form
    3,212,827.20/4,821,571.44 = 2,589,269.76/x
  3. Step 3: Cross multiply
    3,212,827.20x = 4,821,571.44 × 2,589,269.76
  4. Step 4: Simplify right side
    3,212,827.20x = 12,484,349,125,271.65
  5. Step 5: Solve for x
    x = 12,484,349,125,271.65/3,212,827.20
  6. Step 6: Final answer
    x = 3,885,782.94

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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.