Home / 3,040,865.63-4,196,396.21-1,664,208.54

Finding the Fourth Proportional to 3,040,865.63, 4,196,396.21 and 1,664,208.54

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Solution

The fourth proportional to 3,040,865.63, 4,196,396.21 and 1,664,208.54 is: 2,296,608.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,865.63 : 4,196,396.21 = 1,664,208.54 : x
  2. Step 2: Convert to fraction form
    3,040,865.63/4,196,396.21 = 1,664,208.54/x
  3. Step 3: Cross multiply
    3,040,865.63x = 4,196,396.21 × 1,664,208.54
  4. Step 4: Simplify right side
    3,040,865.63x = 6,983,678,422,748.13
  5. Step 5: Solve for x
    x = 6,983,678,422,748.13/3,040,865.63
  6. Step 6: Final answer
    x = 2,296,608.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.