Home / 2,616,666.24-3,924,999.36-819,564.60

Finding the Fourth Proportional to 2,616,666.24, 3,924,999.36 and 819,564.60

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Solution

The fourth proportional to 2,616,666.24, 3,924,999.36 and 819,564.60 is: 1,229,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,666.24 : 3,924,999.36 = 819,564.60 : x
  2. Step 2: Convert to fraction form
    2,616,666.24/3,924,999.36 = 819,564.60/x
  3. Step 3: Cross multiply
    2,616,666.24x = 3,924,999.36 × 819,564.60
  4. Step 4: Simplify right side
    2,616,666.24x = 3,216,790,530,478.66
  5. Step 5: Solve for x
    x = 3,216,790,530,478.66/2,616,666.24
  6. Step 6: Final answer
    x = 1,229,346.90

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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.