Home / 4,429,644.20-6,647,576.70-1,907,109.80

Finding the Fourth Proportional to 4,429,644.20, 6,647,576.70 and 1,907,109.80

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Solution

The fourth proportional to 4,429,644.20, 6,647,576.70 and 1,907,109.80 is: 2,862,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,644.20 : 6,647,576.70 = 1,907,109.80 : x
  2. Step 2: Convert to fraction form
    4,429,644.20/6,647,576.70 = 1,907,109.80/x
  3. Step 3: Cross multiply
    4,429,644.20x = 6,647,576.70 × 1,907,109.80
  4. Step 4: Simplify right side
    4,429,644.20x = 12,677,658,670,821.66
  5. Step 5: Solve for x
    x = 12,677,658,670,821.66/4,429,644.20
  6. Step 6: Final answer
    x = 2,862,003.83

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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.