Home / 2,629,162-3,628,243.56-1,421,938

Finding the Fourth Proportional to 2,629,162, 3,628,243.56 and 1,421,938

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Solution

The fourth proportional to 2,629,162, 3,628,243.56 and 1,421,938 is: 1,962,274.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,162 : 3,628,243.56 = 1,421,938 : x
  2. Step 2: Convert to fraction form
    2,629,162/3,628,243.56 = 1,421,938/x
  3. Step 3: Cross multiply
    2,629,162x = 3,628,243.56 × 1,421,938
  4. Step 4: Simplify right side
    2,629,162x = 5,159,137,391,219.28
  5. Step 5: Solve for x
    x = 5,159,137,391,219.28/2,629,162
  6. Step 6: Final answer
    x = 1,962,274.44

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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.