Home / 2,309,580.20-3,462,527.10-978,789.80

Finding the Fourth Proportional to 2,309,580.20, 3,462,527.10 and 978,789.80

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Solution

The fourth proportional to 2,309,580.20, 3,462,527.10 and 978,789.80 is: 1,467,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,580.20 : 3,462,527.10 = 978,789.80 : x
  2. Step 2: Convert to fraction form
    2,309,580.20/3,462,527.10 = 978,789.80/x
  3. Step 3: Cross multiply
    2,309,580.20x = 3,462,527.10 × 978,789.80
  4. Step 4: Simplify right side
    2,309,580.20x = 3,389,086,207,703.58
  5. Step 5: Solve for x
    x = 3,389,086,207,703.58/2,309,580.20
  6. Step 6: Final answer
    x = 1,467,403.56

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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.