Finding the Fourth Proportional to 3,319,375.80, 4,979,063.70 and 2,059,663.80
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Solution
The fourth proportional to 3,319,375.80, 4,979,063.70 and 2,059,663.80 is: 3,089,495.70
Step by Step Solution
- Step 1: Write the proportion equation
3,319,375.80 : 4,979,063.70 = 2,059,663.80 : x - Step 2: Convert to fraction form
3,319,375.80/4,979,063.70 = 2,059,663.80/x - Step 3: Cross multiply
3,319,375.80x = 4,979,063.70 × 2,059,663.80 - Step 4: Simplify right side
3,319,375.80x = 10,255,197,260,784.06 - Step 5: Solve for x
x = 10,255,197,260,784.06/3,319,375.80 - Step 6: Final answer
x = 3,089,495.70
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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.