Home / 3,222,846.70-4,834,270.05-978,693.10

Finding the Fourth Proportional to 3,222,846.70, 4,834,270.05 and 978,693.10

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Solution

The fourth proportional to 3,222,846.70, 4,834,270.05 and 978,693.10 is: 1,468,039.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,846.70 : 4,834,270.05 = 978,693.10 : x
  2. Step 2: Convert to fraction form
    3,222,846.70/4,834,270.05 = 978,693.10/x
  3. Step 3: Cross multiply
    3,222,846.70x = 4,834,270.05 × 978,693.10
  4. Step 4: Simplify right side
    3,222,846.70x = 4,731,266,741,471.65
  5. Step 5: Solve for x
    x = 4,731,266,741,471.65/3,222,846.70
  6. Step 6: Final answer
    x = 1,468,039.65

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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.