Home / 892,447.80-1,336,703.40-536,841.60

Finding the Fourth Proportional to 892,447.80, 1,336,703.40 and 536,841.60

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Solution

The fourth proportional to 892,447.80, 1,336,703.40 and 536,841.60 is: 804,078.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,447.80 : 1,336,703.40 = 536,841.60 : x
  2. Step 2: Convert to fraction form
    892,447.80/1,336,703.40 = 536,841.60/x
  3. Step 3: Cross multiply
    892,447.80x = 1,336,703.40 × 536,841.60
  4. Step 4: Simplify right side
    892,447.80x = 717,597,991,981.44
  5. Step 5: Solve for x
    x = 717,597,991,981.44/892,447.80
  6. Step 6: Final answer
    x = 804,078.39

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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.