Home / 2,821,456.80-4,233,999.60-1,560,189.60

Finding the Fourth Proportional to 2,821,456.80, 4,233,999.60 and 1,560,189.60

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Solution

The fourth proportional to 2,821,456.80, 4,233,999.60 and 1,560,189.60 is: 2,341,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,456.80 : 4,233,999.60 = 1,560,189.60 : x
  2. Step 2: Convert to fraction form
    2,821,456.80/4,233,999.60 = 1,560,189.60/x
  3. Step 3: Cross multiply
    2,821,456.80x = 4,233,999.60 × 1,560,189.60
  4. Step 4: Simplify right side
    2,821,456.80x = 6,605,842,142,324.16
  5. Step 5: Solve for x
    x = 6,605,842,142,324.16/2,821,456.80
  6. Step 6: Final answer
    x = 2,341,287.71

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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.