Home / 2,933,058.60-4,048,188.30-1,912,691.88

Finding the Fourth Proportional to 2,933,058.60, 4,048,188.30 and 1,912,691.88

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Solution

The fourth proportional to 2,933,058.60, 4,048,188.30 and 1,912,691.88 is: 2,639,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933,058.60 : 4,048,188.30 = 1,912,691.88 : x
  2. Step 2: Convert to fraction form
    2,933,058.60/4,048,188.30 = 1,912,691.88/x
  3. Step 3: Cross multiply
    2,933,058.60x = 4,048,188.30 × 1,912,691.88
  4. Step 4: Simplify right side
    2,933,058.60x = 7,742,936,890,121.00
  5. Step 5: Solve for x
    x = 7,742,936,890,121.00/2,933,058.60
  6. Step 6: Final answer
    x = 2,639,884.83

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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.