Home / 2,398,906.80-3,596,610.60-978,231.60

Finding the Fourth Proportional to 2,398,906.80, 3,596,610.60 and 978,231.60

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Solution

The fourth proportional to 2,398,906.80, 3,596,610.60 and 978,231.60 is: 1,466,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,906.80 : 3,596,610.60 = 978,231.60 : x
  2. Step 2: Convert to fraction form
    2,398,906.80/3,596,610.60 = 978,231.60/x
  3. Step 3: Cross multiply
    2,398,906.80x = 3,596,610.60 × 978,231.60
  4. Step 4: Simplify right side
    2,398,906.80x = 3,518,318,141,814.96
  5. Step 5: Solve for x
    x = 3,518,318,141,814.96/2,398,906.80
  6. Step 6: Final answer
    x = 1,466,633.94

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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.