Home / 3,285,138.18-4,920,836.31-2,641,968.84

Finding the Fourth Proportional to 3,285,138.18, 4,920,836.31 and 2,641,968.84

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Solution

The fourth proportional to 3,285,138.18, 4,920,836.31 and 2,641,968.84 is: 3,957,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,138.18 : 4,920,836.31 = 2,641,968.84 : x
  2. Step 2: Convert to fraction form
    3,285,138.18/4,920,836.31 = 2,641,968.84/x
  3. Step 3: Cross multiply
    3,285,138.18x = 4,920,836.31 × 2,641,968.84
  4. Step 4: Simplify right side
    3,285,138.18x = 13,000,696,197,760.58
  5. Step 5: Solve for x
    x = 13,000,696,197,760.58/3,285,138.18
  6. Step 6: Final answer
    x = 3,957,427.51

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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.