Home / 3,281,983.74-4,920,425.96-2,126,789.96

Finding the Fourth Proportional to 3,281,983.74, 4,920,425.96 and 2,126,789.96

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Solution

The fourth proportional to 3,281,983.74, 4,920,425.96 and 2,126,789.96 is: 3,188,532.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,983.74 : 4,920,425.96 = 2,126,789.96 : x
  2. Step 2: Convert to fraction form
    3,281,983.74/4,920,425.96 = 2,126,789.96/x
  3. Step 3: Cross multiply
    3,281,983.74x = 4,920,425.96 × 2,126,789.96
  4. Step 4: Simplify right side
    3,281,983.74x = 10,464,712,495,415.28
  5. Step 5: Solve for x
    x = 10,464,712,495,415.28/3,281,983.74
  6. Step 6: Final answer
    x = 3,188,532.71

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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.