Home / 3,791,491.38-5,686,676.44-1,394,775.54

Finding the Fourth Proportional to 3,791,491.38, 5,686,676.44 and 1,394,775.54

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Solution

The fourth proportional to 3,791,491.38, 5,686,676.44 and 1,394,775.54 is: 2,091,957.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791,491.38 : 5,686,676.44 = 1,394,775.54 : x
  2. Step 2: Convert to fraction form
    3,791,491.38/5,686,676.44 = 1,394,775.54/x
  3. Step 3: Cross multiply
    3,791,491.38x = 5,686,676.44 × 1,394,775.54
  4. Step 4: Simplify right side
    3,791,491.38x = 7,931,637,198,919.34
  5. Step 5: Solve for x
    x = 7,931,637,198,919.34/3,791,491.38
  6. Step 6: Final answer
    x = 2,091,957.07

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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.