Home / 2,628,166.50-3,942,676.22-1,029,863.16

Finding the Fourth Proportional to 2,628,166.50, 3,942,676.22 and 1,029,863.16

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Solution

The fourth proportional to 2,628,166.50, 3,942,676.22 and 1,029,863.16 is: 1,544,961.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,166.50 : 3,942,676.22 = 1,029,863.16 : x
  2. Step 2: Convert to fraction form
    2,628,166.50/3,942,676.22 = 1,029,863.16/x
  3. Step 3: Cross multiply
    2,628,166.50x = 3,942,676.22 × 1,029,863.16
  4. Step 4: Simplify right side
    2,628,166.50x = 4,060,416,985,636.74
  5. Step 5: Solve for x
    x = 4,060,416,985,636.74/2,628,166.50
  6. Step 6: Final answer
    x = 1,544,961.85

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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.