Home / 2,832,669.72-3,908,961.96-1,608,971.43

Finding the Fourth Proportional to 2,832,669.72, 3,908,961.96 and 1,608,971.43

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Solution

The fourth proportional to 2,832,669.72, 3,908,961.96 and 1,608,971.43 is: 2,220,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,669.72 : 3,908,961.96 = 1,608,971.43 : x
  2. Step 2: Convert to fraction form
    2,832,669.72/3,908,961.96 = 1,608,971.43/x
  3. Step 3: Cross multiply
    2,832,669.72x = 3,908,961.96 × 1,608,971.43
  4. Step 4: Simplify right side
    2,832,669.72x = 6,289,408,114,596.80
  5. Step 5: Solve for x
    x = 6,289,408,114,596.80/2,832,669.72
  6. Step 6: Final answer
    x = 2,220,311.13

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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.