Home / 1,789,394.06-2,683,261.65-667,161.74

Finding the Fourth Proportional to 1,789,394.06, 2,683,261.65 and 667,161.74

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Solution

The fourth proportional to 1,789,394.06, 2,683,261.65 and 667,161.74 is: 1,000,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,394.06 : 2,683,261.65 = 667,161.74 : x
  2. Step 2: Convert to fraction form
    1,789,394.06/2,683,261.65 = 667,161.74/x
  3. Step 3: Cross multiply
    1,789,394.06x = 2,683,261.65 × 667,161.74
  4. Step 4: Simplify right side
    1,789,394.06x = 1,790,169,511,289.27
  5. Step 5: Solve for x
    x = 1,790,169,511,289.27/1,789,394.06
  6. Step 6: Final answer
    x = 1,000,433.36

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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.