Home / 5,200,442.66-7,801,727.90-1,788,285.96

Finding the Fourth Proportional to 5,200,442.66, 7,801,727.90 and 1,788,285.96

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Solution

The fourth proportional to 5,200,442.66, 7,801,727.90 and 1,788,285.96 is: 2,682,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,442.66 : 7,801,727.90 = 1,788,285.96 : x
  2. Step 2: Convert to fraction form
    5,200,442.66/7,801,727.90 = 1,788,285.96/x
  3. Step 3: Cross multiply
    5,200,442.66x = 7,801,727.90 × 1,788,285.96
  4. Step 4: Simplify right side
    5,200,442.66x = 13,951,720,458,368.85
  5. Step 5: Solve for x
    x = 13,951,720,458,368.85/5,200,442.66
  6. Step 6: Final answer
    x = 2,682,794.79

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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.