Home / 1,222,883.44-1,826,090.21-998,688.64

Finding the Fourth Proportional to 1,222,883.44, 1,826,090.21 and 998,688.64

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Solution

The fourth proportional to 1,222,883.44, 1,826,090.21 and 998,688.64 is: 1,491,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,883.44 : 1,826,090.21 = 998,688.64 : x
  2. Step 2: Convert to fraction form
    1,222,883.44/1,826,090.21 = 998,688.64/x
  3. Step 3: Cross multiply
    1,222,883.44x = 1,826,090.21 × 998,688.64
  4. Step 4: Simplify right side
    1,222,883.44x = 1,823,695,548,342.21
  5. Step 5: Solve for x
    x = 1,823,695,548,342.21/1,222,883.44
  6. Step 6: Final answer
    x = 1,491,307.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.