Home / 4,339,128.92-5,987,997.82-2,405,384.60

Finding the Fourth Proportional to 4,339,128.92, 5,987,997.82 and 2,405,384.60

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Solution

The fourth proportional to 4,339,128.92, 5,987,997.82 and 2,405,384.60 is: 3,319,430.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339,128.92 : 5,987,997.82 = 2,405,384.60 : x
  2. Step 2: Convert to fraction form
    4,339,128.92/5,987,997.82 = 2,405,384.60/x
  3. Step 3: Cross multiply
    4,339,128.92x = 5,987,997.82 × 2,405,384.60
  4. Step 4: Simplify right side
    4,339,128.92x = 14,403,437,741,061.57
  5. Step 5: Solve for x
    x = 14,403,437,741,061.57/4,339,128.92
  6. Step 6: Final answer
    x = 3,319,430.70

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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.