Home / 5,333,469.54-8,000,208.20-1,289,961.25

Finding the Fourth Proportional to 5,333,469.54, 8,000,208.20 and 1,289,961.25

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Solution

The fourth proportional to 5,333,469.54, 8,000,208.20 and 1,289,961.25 is: 1,934,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,469.54 : 8,000,208.20 = 1,289,961.25 : x
  2. Step 2: Convert to fraction form
    5,333,469.54/8,000,208.20 = 1,289,961.25/x
  3. Step 3: Cross multiply
    5,333,469.54x = 8,000,208.20 × 1,289,961.25
  4. Step 4: Simplify right side
    5,333,469.54x = 10,319,958,566,707.35
  5. Step 5: Solve for x
    x = 10,319,958,566,707.35/5,333,469.54
  6. Step 6: Final answer
    x = 1,934,942.82

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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.