Home / 6,279,748.80-9,419,623.20-1,551,940.80

Finding the Fourth Proportional to 6,279,748.80, 9,419,623.20 and 1,551,940.80

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Solution

The fourth proportional to 6,279,748.80, 9,419,623.20 and 1,551,940.80 is: 2,327,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,748.80 : 9,419,623.20 = 1,551,940.80 : x
  2. Step 2: Convert to fraction form
    6,279,748.80/9,419,623.20 = 1,551,940.80/x
  3. Step 3: Cross multiply
    6,279,748.80x = 9,419,623.20 × 1,551,940.80
  4. Step 4: Simplify right side
    6,279,748.80x = 14,618,697,564,706.56
  5. Step 5: Solve for x
    x = 14,618,697,564,706.56/6,279,748.80
  6. Step 6: Final answer
    x = 2,327,911.20

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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.