Home / 5,200,450.64-7,801,739.90-1,788,294.09

Finding the Fourth Proportional to 5,200,450.64, 7,801,739.90 and 1,788,294.09

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Solution

The fourth proportional to 5,200,450.64, 7,801,739.90 and 1,788,294.09 is: 2,682,806.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,450.64 : 7,801,739.90 = 1,788,294.09 : x
  2. Step 2: Convert to fraction form
    5,200,450.64/7,801,739.90 = 1,788,294.09/x
  3. Step 3: Cross multiply
    5,200,450.64x = 7,801,739.90 × 1,788,294.09
  4. Step 4: Simplify right side
    5,200,450.64x = 13,951,805,320,938.88
  5. Step 5: Solve for x
    x = 13,951,805,320,938.88/5,200,450.64
  6. Step 6: Final answer
    x = 2,682,806.99

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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.