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Finding the Fourth Proportional to 1,734,676.82, 2,603,509.90 and 1,202,571.52

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Solution

The fourth proportional to 1,734,676.82, 2,603,509.90 and 1,202,571.52 is: 1,804,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,676.82 : 2,603,509.90 = 1,202,571.52 : x
  2. Step 2: Convert to fraction form
    1,734,676.82/2,603,509.90 = 1,202,571.52/x
  3. Step 3: Cross multiply
    1,734,676.82x = 2,603,509.90 × 1,202,571.52
  4. Step 4: Simplify right side
    1,734,676.82x = 3,130,906,847,766.93
  5. Step 5: Solve for x
    x = 3,130,906,847,766.93/1,734,676.82
  6. Step 6: Final answer
    x = 1,804,893.47

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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.