Home / 3,136,983.20-4,705,377.60-893,121.20

Finding the Fourth Proportional to 3,136,983.20, 4,705,377.60 and 893,121.20

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Solution

The fourth proportional to 3,136,983.20, 4,705,377.60 and 893,121.20 is: 1,339,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,983.20 : 4,705,377.60 = 893,121.20 : x
  2. Step 2: Convert to fraction form
    3,136,983.20/4,705,377.60 = 893,121.20/x
  3. Step 3: Cross multiply
    3,136,983.20x = 4,705,377.60 × 893,121.20
  4. Step 4: Simplify right side
    3,136,983.20x = 4,202,472,488,565.12
  5. Step 5: Solve for x
    x = 4,202,472,488,565.12/3,136,983.20
  6. Step 6: Final answer
    x = 1,339,654.13

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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.