Finding the Fourth Proportional to 3,474,183.22, 5,211,970.58 and 1,199,790.70
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Solution
The fourth proportional to 3,474,183.22, 5,211,970.58 and 1,199,790.70 is: 1,799,926.32
Step by Step Solution
- Step 1: Write the proportion equation
3,474,183.22 : 5,211,970.58 = 1,199,790.70 : x - Step 2: Convert to fraction form
3,474,183.22/5,211,970.58 = 1,199,790.70/x - Step 3: Cross multiply
3,474,183.22x = 5,211,970.58 × 1,199,790.70 - Step 4: Simplify right side
3,474,183.22x = 6,253,273,830,557.61 - Step 5: Solve for x
x = 6,253,273,830,557.61/3,474,183.22 - Step 6: Final answer
x = 1,799,926.32
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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.