Home / 5,432,640.80-8,148,961.20-2,236,704.80

Finding the Fourth Proportional to 5,432,640.80, 8,148,961.20 and 2,236,704.80

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Solution

The fourth proportional to 5,432,640.80, 8,148,961.20 and 2,236,704.80 is: 3,355,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,640.80 : 8,148,961.20 = 2,236,704.80 : x
  2. Step 2: Convert to fraction form
    5,432,640.80/8,148,961.20 = 2,236,704.80/x
  3. Step 3: Cross multiply
    5,432,640.80x = 8,148,961.20 × 2,236,704.80
  4. Step 4: Simplify right side
    5,432,640.80x = 18,226,820,631,053.76
  5. Step 5: Solve for x
    x = 18,226,820,631,053.76/5,432,640.80
  6. Step 6: Final answer
    x = 3,355,057.20

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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.