Finding the Fourth Proportional to 4,252,906.48, 5,869,152.72 and 2,319,272.88
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Solution
The fourth proportional to 4,252,906.48, 5,869,152.72 and 2,319,272.88 is: 3,200,673.89
Step by Step Solution
- Step 1: Write the proportion equation
4,252,906.48 : 5,869,152.72 = 2,319,272.88 : x - Step 2: Convert to fraction form
4,252,906.48/5,869,152.72 = 2,319,272.88/x - Step 3: Cross multiply
4,252,906.48x = 5,869,152.72 × 2,319,272.88 - Step 4: Simplify right side
4,252,906.48x = 13,612,166,732,074.23 - Step 5: Solve for x
x = 13,612,166,732,074.23/4,252,906.48 - Step 6: Final answer
x = 3,200,673.89
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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.