Home / 5,162,628.24-7,738,887.64-2,889,262.80

Finding the Fourth Proportional to 5,162,628.24, 7,738,887.64 and 2,889,262.80

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Solution

The fourth proportional to 5,162,628.24, 7,738,887.64 and 2,889,262.80 is: 4,331,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,628.24 : 7,738,887.64 = 2,889,262.80 : x
  2. Step 2: Convert to fraction form
    5,162,628.24/7,738,887.64 = 2,889,262.80/x
  3. Step 3: Cross multiply
    5,162,628.24x = 7,738,887.64 × 2,889,262.80
  4. Step 4: Simplify right side
    5,162,628.24x = 22,359,680,171,631.79
  5. Step 5: Solve for x
    x = 22,359,680,171,631.79/5,162,628.24
  6. Step 6: Final answer
    x = 4,331,065.33

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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.