Home / 1,907,675-2,863,940.60-1,236,564.60

Finding the Fourth Proportional to 1,907,675, 2,863,940.60 and 1,236,564.60

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Solution

The fourth proportional to 1,907,675, 2,863,940.60 and 1,236,564.60 is: 1,856,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,675 : 2,863,940.60 = 1,236,564.60 : x
  2. Step 2: Convert to fraction form
    1,907,675/2,863,940.60 = 1,236,564.60/x
  3. Step 3: Cross multiply
    1,907,675x = 2,863,940.60 × 1,236,564.60
  4. Step 4: Simplify right side
    1,907,675x = 3,541,447,562,462.76
  5. Step 5: Solve for x
    x = 3,541,447,562,462.76/1,907,675
  6. Step 6: Final answer
    x = 1,856,420.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.