Home / 2,921,871.87-4,032,105.82-1,632,722.85

Finding the Fourth Proportional to 2,921,871.87, 4,032,105.82 and 1,632,722.85

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Solution

The fourth proportional to 2,921,871.87, 4,032,105.82 and 1,632,722.85 is: 2,253,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,871.87 : 4,032,105.82 = 1,632,722.85 : x
  2. Step 2: Convert to fraction form
    2,921,871.87/4,032,105.82 = 1,632,722.85/x
  3. Step 3: Cross multiply
    2,921,871.87x = 4,032,105.82 × 1,632,722.85
  4. Step 4: Simplify right side
    2,921,871.87x = 6,583,311,301,850.18
  5. Step 5: Solve for x
    x = 6,583,311,301,850.18/2,921,871.87
  6. Step 6: Final answer
    x = 2,253,114.30

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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.