Home / 2,305,819.70-3,463,978.34-1,668,090.50

Finding the Fourth Proportional to 2,305,819.70, 3,463,978.34 and 1,668,090.50

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Solution

The fourth proportional to 2,305,819.70, 3,463,978.34 and 1,668,090.50 is: 2,505,932.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,819.70 : 3,463,978.34 = 1,668,090.50 : x
  2. Step 2: Convert to fraction form
    2,305,819.70/3,463,978.34 = 1,668,090.50/x
  3. Step 3: Cross multiply
    2,305,819.70x = 3,463,978.34 × 1,668,090.50
  4. Step 4: Simplify right side
    2,305,819.70x = 5,778,229,348,010.11
  5. Step 5: Solve for x
    x = 5,778,229,348,010.11/2,305,819.70
  6. Step 6: Final answer
    x = 2,505,932.86

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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.