Home / 1,236,414.37-1,851,427.45-853,345.60

Finding the Fourth Proportional to 1,236,414.37, 1,851,427.45 and 853,345.60

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Solution

The fourth proportional to 1,236,414.37, 1,851,427.45 and 853,345.60 is: 1,277,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,414.37 : 1,851,427.45 = 853,345.60 : x
  2. Step 2: Convert to fraction form
    1,236,414.37/1,851,427.45 = 853,345.60/x
  3. Step 3: Cross multiply
    1,236,414.37x = 1,851,427.45 × 853,345.60
  4. Step 4: Simplify right side
    1,236,414.37x = 1,579,907,468,176.72
  5. Step 5: Solve for x
    x = 1,579,907,468,176.72/1,236,414.37
  6. Step 6: Final answer
    x = 1,277,813.90

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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.