Home / 2,940,671.40-4,411,136.70-1,661,260.20

Finding the Fourth Proportional to 2,940,671.40, 4,411,136.70 and 1,661,260.20

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Solution

The fourth proportional to 2,940,671.40, 4,411,136.70 and 1,661,260.20 is: 2,491,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,671.40 : 4,411,136.70 = 1,661,260.20 : x
  2. Step 2: Convert to fraction form
    2,940,671.40/4,411,136.70 = 1,661,260.20/x
  3. Step 3: Cross multiply
    2,940,671.40x = 4,411,136.70 × 1,661,260.20
  4. Step 4: Simplify right side
    2,940,671.40x = 7,328,045,836,469.34
  5. Step 5: Solve for x
    x = 7,328,045,836,469.34/2,940,671.40
  6. Step 6: Final answer
    x = 2,491,963.51

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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.