Home / 3,238,136.70-4,857,205.05-993,983.10

Finding the Fourth Proportional to 3,238,136.70, 4,857,205.05 and 993,983.10

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Solution

The fourth proportional to 3,238,136.70, 4,857,205.05 and 993,983.10 is: 1,490,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,136.70 : 4,857,205.05 = 993,983.10 : x
  2. Step 2: Convert to fraction form
    3,238,136.70/4,857,205.05 = 993,983.10/x
  3. Step 3: Cross multiply
    3,238,136.70x = 4,857,205.05 × 993,983.10
  4. Step 4: Simplify right side
    3,238,136.70x = 4,827,979,732,934.65
  5. Step 5: Solve for x
    x = 4,827,979,732,934.65/3,238,136.70
  6. Step 6: Final answer
    x = 1,490,974.65

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Similar ratio
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1.5x scale

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.