Home / 3,143,787.45-4,715,680.56-1,345,504.83

Finding the Fourth Proportional to 3,143,787.45, 4,715,680.56 and 1,345,504.83

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Solution

The fourth proportional to 3,143,787.45, 4,715,680.56 and 1,345,504.83 is: 2,018,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,787.45 : 4,715,680.56 = 1,345,504.83 : x
  2. Step 2: Convert to fraction form
    3,143,787.45/4,715,680.56 = 1,345,504.83/x
  3. Step 3: Cross multiply
    3,143,787.45x = 4,715,680.56 × 1,345,504.83
  4. Step 4: Simplify right side
    3,143,787.45x = 6,344,970,970,217.11
  5. Step 5: Solve for x
    x = 6,344,970,970,217.11/3,143,787.45
  6. Step 6: Final answer
    x = 2,018,256.98

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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.