Home / 2,039,965.40-3,052,949.70-1,872,003.80

Finding the Fourth Proportional to 2,039,965.40, 3,052,949.70 and 1,872,003.80

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Solution

The fourth proportional to 2,039,965.40, 3,052,949.70 and 1,872,003.80 is: 2,801,583.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,965.40 : 3,052,949.70 = 1,872,003.80 : x
  2. Step 2: Convert to fraction form
    2,039,965.40/3,052,949.70 = 1,872,003.80/x
  3. Step 3: Cross multiply
    2,039,965.40x = 3,052,949.70 × 1,872,003.80
  4. Step 4: Simplify right side
    2,039,965.40x = 5,715,133,439,608.86
  5. Step 5: Solve for x
    x = 5,715,133,439,608.86/2,039,965.40
  6. Step 6: Final answer
    x = 2,801,583.52

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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.