Home / 980,748.80-1,471,123.20-873,843.20

Finding the Fourth Proportional to 980,748.80, 1,471,123.20 and 873,843.20

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Solution

The fourth proportional to 980,748.80, 1,471,123.20 and 873,843.20 is: 1,310,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,748.80 : 1,471,123.20 = 873,843.20 : x
  2. Step 2: Convert to fraction form
    980,748.80/1,471,123.20 = 873,843.20/x
  3. Step 3: Cross multiply
    980,748.80x = 1,471,123.20 × 873,843.20
  4. Step 4: Simplify right side
    980,748.80x = 1,285,531,004,682.24
  5. Step 5: Solve for x
    x = 1,285,531,004,682.24/980,748.80
  6. Step 6: Final answer
    x = 1,310,764.80

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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.