Home / 2,661,450.21-3,672,797.38-1,515,530.86

Finding the Fourth Proportional to 2,661,450.21, 3,672,797.38 and 1,515,530.86

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Solution

The fourth proportional to 2,661,450.21, 3,672,797.38 and 1,515,530.86 is: 2,091,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,450.21 : 3,672,797.38 = 1,515,530.86 : x
  2. Step 2: Convert to fraction form
    2,661,450.21/3,672,797.38 = 1,515,530.86/x
  3. Step 3: Cross multiply
    2,661,450.21x = 3,672,797.38 × 1,515,530.86
  4. Step 4: Simplify right side
    2,661,450.21x = 5,566,237,758,946.33
  5. Step 5: Solve for x
    x = 5,566,237,758,946.33/2,661,450.21
  6. Step 6: Final answer
    x = 2,091,430.36

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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.