Home / 2,311,999.20-3,467,998.80-984,895.20

Finding the Fourth Proportional to 2,311,999.20, 3,467,998.80 and 984,895.20

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Solution

The fourth proportional to 2,311,999.20, 3,467,998.80 and 984,895.20 is: 1,477,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,999.20 : 3,467,998.80 = 984,895.20 : x
  2. Step 2: Convert to fraction form
    2,311,999.20/3,467,998.80 = 984,895.20/x
  3. Step 3: Cross multiply
    2,311,999.20x = 3,467,998.80 × 984,895.20
  4. Step 4: Simplify right side
    2,311,999.20x = 3,415,615,371,725.76
  5. Step 5: Solve for x
    x = 3,415,615,371,725.76/2,311,999.20
  6. Step 6: Final answer
    x = 1,477,342.80

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Similar ratio
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1.5x scale

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.