Finding the Fourth Proportional to 3,371,861.44, 4,653,593.85 and 2,211,283.72
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Solution
The fourth proportional to 3,371,861.44, 4,653,593.85 and 2,211,283.72 is: 3,051,850.29
Step by Step Solution
- Step 1: Write the proportion equation
3,371,861.44 : 4,653,593.85 = 2,211,283.72 : x - Step 2: Convert to fraction form
3,371,861.44/4,653,593.85 = 2,211,283.72/x - Step 3: Cross multiply
3,371,861.44x = 4,653,593.85 × 2,211,283.72 - Step 4: Simplify right side
3,371,861.44x = 10,290,416,319,997.12 - Step 5: Solve for x
x = 10,290,416,319,997.12/3,371,861.44 - Step 6: Final answer
x = 3,051,850.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.