Home / 3,447,891.78-4,758,090.60-1,998,427.95

Finding the Fourth Proportional to 3,447,891.78, 4,758,090.60 and 1,998,427.95

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Solution

The fourth proportional to 3,447,891.78, 4,758,090.60 and 1,998,427.95 is: 2,757,830.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,891.78 : 4,758,090.60 = 1,998,427.95 : x
  2. Step 2: Convert to fraction form
    3,447,891.78/4,758,090.60 = 1,998,427.95/x
  3. Step 3: Cross multiply
    3,447,891.78x = 4,758,090.60 × 1,998,427.95
  4. Step 4: Simplify right side
    3,447,891.78x = 9,508,701,243,672.27
  5. Step 5: Solve for x
    x = 9,508,701,243,672.27/3,447,891.78
  6. Step 6: Final answer
    x = 2,757,830.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.