Home / 3,175,702.20-4,763,553.30-3,120,406.20

Finding the Fourth Proportional to 3,175,702.20, 4,763,553.30 and 3,120,406.20

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Solution

The fourth proportional to 3,175,702.20, 4,763,553.30 and 3,120,406.20 is: 4,680,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,702.20 : 4,763,553.30 = 3,120,406.20 : x
  2. Step 2: Convert to fraction form
    3,175,702.20/4,763,553.30 = 3,120,406.20/x
  3. Step 3: Cross multiply
    3,175,702.20x = 4,763,553.30 × 3,120,406.20
  4. Step 4: Simplify right side
    3,175,702.20x = 14,864,221,251,350.46
  5. Step 5: Solve for x
    x = 14,864,221,251,350.46/3,175,702.20
  6. Step 6: Final answer
    x = 4,680,609.30

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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.