Home / 2,230,842.66-3,078,608.40-1,212,313.02

Finding the Fourth Proportional to 2,230,842.66, 3,078,608.40 and 1,212,313.02

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Solution

The fourth proportional to 2,230,842.66, 3,078,608.40 and 1,212,313.02 is: 1,673,016.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,842.66 : 3,078,608.40 = 1,212,313.02 : x
  2. Step 2: Convert to fraction form
    2,230,842.66/3,078,608.40 = 1,212,313.02/x
  3. Step 3: Cross multiply
    2,230,842.66x = 3,078,608.40 × 1,212,313.02
  4. Step 4: Simplify right side
    2,230,842.66x = 3,732,237,046,801.37
  5. Step 5: Solve for x
    x = 3,732,237,046,801.37/2,230,842.66
  6. Step 6: Final answer
    x = 1,673,016.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.