Home / 4,213,770.72-5,814,959.92-2,279,988.60

Finding the Fourth Proportional to 4,213,770.72, 5,814,959.92 and 2,279,988.60

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Solution

The fourth proportional to 4,213,770.72, 5,814,959.92 and 2,279,988.60 is: 3,146,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213,770.72 : 5,814,959.92 = 2,279,988.60 : x
  2. Step 2: Convert to fraction form
    4,213,770.72/5,814,959.92 = 2,279,988.60/x
  3. Step 3: Cross multiply
    4,213,770.72x = 5,814,959.92 × 2,279,988.60
  4. Step 4: Simplify right side
    4,213,770.72x = 13,258,042,327,056.91
  5. Step 5: Solve for x
    x = 13,258,042,327,056.91/4,213,770.72
  6. Step 6: Final answer
    x = 3,146,360.64

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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.