Home / 3,438,839.56-4,745,425.22-1,910,913.88

Finding the Fourth Proportional to 3,438,839.56, 4,745,425.22 and 1,910,913.88

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Solution

The fourth proportional to 3,438,839.56, 4,745,425.22 and 1,910,913.88 is: 2,636,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,839.56 : 4,745,425.22 = 1,910,913.88 : x
  2. Step 2: Convert to fraction form
    3,438,839.56/4,745,425.22 = 1,910,913.88/x
  3. Step 3: Cross multiply
    3,438,839.56x = 4,745,425.22 × 1,910,913.88
  4. Step 4: Simplify right side
    3,438,839.56x = 9,068,098,909,845.48
  5. Step 5: Solve for x
    x = 9,068,098,909,845.48/3,438,839.56
  6. Step 6: Final answer
    x = 2,636,964.81

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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.