Home / 2,661,431.44-3,672,771.76-1,515,511.76

Finding the Fourth Proportional to 2,661,431.44, 3,672,771.76 and 1,515,511.76

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Solution

The fourth proportional to 2,661,431.44, 3,672,771.76 and 1,515,511.76 is: 2,091,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,431.44 : 3,672,771.76 = 1,515,511.76 : x
  2. Step 2: Convert to fraction form
    2,661,431.44/3,672,771.76 = 1,515,511.76/x
  3. Step 3: Cross multiply
    2,661,431.44x = 3,672,771.76 × 1,515,511.76
  4. Step 4: Simplify right side
    2,661,431.44x = 5,566,128,794,075.90
  5. Step 5: Solve for x
    x = 5,566,128,794,075.90/2,661,431.44
  6. Step 6: Final answer
    x = 2,091,404.16

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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.