Finding the Fourth Proportional to 3,381,183.99, 5,068,765.74 and 1,221,727.45
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Solution
The fourth proportional to 3,381,183.99, 5,068,765.74 and 1,221,727.45 is: 1,831,503.48
Step by Step Solution
- Step 1: Write the proportion equation
3,381,183.99 : 5,068,765.74 = 1,221,727.45 : x - Step 2: Convert to fraction form
3,381,183.99/5,068,765.74 = 1,221,727.45/x - Step 3: Cross multiply
3,381,183.99x = 5,068,765.74 × 1,221,727.45 - Step 4: Simplify right side
3,381,183.99x = 6,192,650,242,177.56 - Step 5: Solve for x
x = 6,192,650,242,177.56/3,381,183.99 - Step 6: Final answer
x = 1,831,503.48
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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.