Home / 1,789,450.56-2,683,346.40-667,218.24

Finding the Fourth Proportional to 1,789,450.56, 2,683,346.40 and 667,218.24

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Solution

The fourth proportional to 1,789,450.56, 2,683,346.40 and 667,218.24 is: 1,000,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,450.56 : 2,683,346.40 = 667,218.24 : x
  2. Step 2: Convert to fraction form
    1,789,450.56/2,683,346.40 = 667,218.24/x
  3. Step 3: Cross multiply
    1,789,450.56x = 2,683,346.40 × 667,218.24
  4. Step 4: Simplify right side
    1,789,450.56x = 1,790,377,662,318.34
  5. Step 5: Solve for x
    x = 1,790,377,662,318.34/1,789,450.56
  6. Step 6: Final answer
    x = 1,000,518.09

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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.