Home / 3,692,912.41-5,097,069.43-2,165,511.61

Finding the Fourth Proportional to 3,692,912.41, 5,097,069.43 and 2,165,511.61

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Solution

The fourth proportional to 3,692,912.41, 5,097,069.43 and 2,165,511.61 is: 2,988,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,912.41 : 5,097,069.43 = 2,165,511.61 : x
  2. Step 2: Convert to fraction form
    3,692,912.41/5,097,069.43 = 2,165,511.61/x
  3. Step 3: Cross multiply
    3,692,912.41x = 5,097,069.43 × 2,165,511.61
  4. Step 4: Simplify right side
    3,692,912.41x = 11,037,763,040,779.64
  5. Step 5: Solve for x
    x = 11,037,763,040,779.64/3,692,912.41
  6. Step 6: Final answer
    x = 2,988,904.64

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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.