Home / 1,004,540.60-1,510,310.10-850,575.80

Finding the Fourth Proportional to 1,004,540.60, 1,510,310.10 and 850,575.80

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Solution

The fourth proportional to 1,004,540.60, 1,510,310.10 and 850,575.80 is: 1,278,826.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,540.60 : 1,510,310.10 = 850,575.80 : x
  2. Step 2: Convert to fraction form
    1,004,540.60/1,510,310.10 = 850,575.80/x
  3. Step 3: Cross multiply
    1,004,540.60x = 1,510,310.10 × 850,575.80
  4. Step 4: Simplify right side
    1,004,540.60x = 1,284,633,221,555.58
  5. Step 5: Solve for x
    x = 1,284,633,221,555.58/1,004,540.60
  6. Step 6: Final answer
    x = 1,278,826.58

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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.