Home / 1,886,361.31-2,603,137.42-1,101,562.06

Finding the Fourth Proportional to 1,886,361.31, 2,603,137.42 and 1,101,562.06

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Solution

The fourth proportional to 1,886,361.31, 2,603,137.42 and 1,101,562.06 is: 1,520,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,361.31 : 2,603,137.42 = 1,101,562.06 : x
  2. Step 2: Convert to fraction form
    1,886,361.31/2,603,137.42 = 1,101,562.06/x
  3. Step 3: Cross multiply
    1,886,361.31x = 2,603,137.42 × 1,101,562.06
  4. Step 4: Simplify right side
    1,886,361.31x = 2,867,517,409,576.54
  5. Step 5: Solve for x
    x = 2,867,517,409,576.54/1,886,361.31
  6. Step 6: Final answer
    x = 1,520,131.59

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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.