Home / 4,429,885.20-6,647,938.20-1,907,350.80

Finding the Fourth Proportional to 4,429,885.20, 6,647,938.20 and 1,907,350.80

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Solution

The fourth proportional to 4,429,885.20, 6,647,938.20 and 1,907,350.80 is: 2,862,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,885.20 : 6,647,938.20 = 1,907,350.80 : x
  2. Step 2: Convert to fraction form
    4,429,885.20/6,647,938.20 = 1,907,350.80/x
  3. Step 3: Cross multiply
    4,429,885.20x = 6,647,938.20 × 1,907,350.80
  4. Step 4: Simplify right side
    4,429,885.20x = 12,679,950,244,120.56
  5. Step 5: Solve for x
    x = 12,679,950,244,120.56/4,429,885.20
  6. Step 6: Final answer
    x = 2,862,365.43

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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.