Home / 2,309,615.20-3,462,579.60-978,824.80

Finding the Fourth Proportional to 2,309,615.20, 3,462,579.60 and 978,824.80

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Solution

The fourth proportional to 2,309,615.20, 3,462,579.60 and 978,824.80 is: 1,467,456.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,615.20 : 3,462,579.60 = 978,824.80 : x
  2. Step 2: Convert to fraction form
    2,309,615.20/3,462,579.60 = 978,824.80/x
  3. Step 3: Cross multiply
    2,309,615.20x = 3,462,579.60 × 978,824.80
  4. Step 4: Simplify right side
    2,309,615.20x = 3,389,258,784,454.08
  5. Step 5: Solve for x
    x = 3,389,258,784,454.08/2,309,615.20
  6. Step 6: Final answer
    x = 1,467,456.04

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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.