Home / 2,019,240.80-3,028,861.20-739,845.80

Finding the Fourth Proportional to 2,019,240.80, 3,028,861.20 and 739,845.80

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Solution

The fourth proportional to 2,019,240.80, 3,028,861.20 and 739,845.80 is: 1,109,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,240.80 : 3,028,861.20 = 739,845.80 : x
  2. Step 2: Convert to fraction form
    2,019,240.80/3,028,861.20 = 739,845.80/x
  3. Step 3: Cross multiply
    2,019,240.80x = 3,028,861.20 × 739,845.80
  4. Step 4: Simplify right side
    2,019,240.80x = 2,240,890,237,602.96
  5. Step 5: Solve for x
    x = 2,240,890,237,602.96/2,019,240.80
  6. Step 6: Final answer
    x = 1,109,768.70

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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.