Home / 1,395,839.10-2,093,769.12-764,408.46

Finding the Fourth Proportional to 1,395,839.10, 2,093,769.12 and 764,408.46

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Solution

The fourth proportional to 1,395,839.10, 2,093,769.12 and 764,408.46 is: 1,146,618.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,839.10 : 2,093,769.12 = 764,408.46 : x
  2. Step 2: Convert to fraction form
    1,395,839.10/2,093,769.12 = 764,408.46/x
  3. Step 3: Cross multiply
    1,395,839.10x = 2,093,769.12 × 764,408.46
  4. Step 4: Simplify right side
    1,395,839.10x = 1,600,494,828,614.76
  5. Step 5: Solve for x
    x = 1,600,494,828,614.76/1,395,839.10
  6. Step 6: Final answer
    x = 1,146,618.42

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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.