Home / 3,924,996.66-5,416,559.30-2,158,964.77

Finding the Fourth Proportional to 3,924,996.66, 5,416,559.30 and 2,158,964.77

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Solution

The fourth proportional to 3,924,996.66, 5,416,559.30 and 2,158,964.77 is: 2,979,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924,996.66 : 5,416,559.30 = 2,158,964.77 : x
  2. Step 2: Convert to fraction form
    3,924,996.66/5,416,559.30 = 2,158,964.77/x
  3. Step 3: Cross multiply
    3,924,996.66x = 5,416,559.30 × 2,158,964.77
  4. Step 4: Simplify right side
    3,924,996.66x = 11,694,160,695,171.88
  5. Step 5: Solve for x
    x = 11,694,160,695,171.88/3,924,996.66
  6. Step 6: Final answer
    x = 2,979,406.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.