Finding the Fourth Proportional to 3,390,349.68, 4,679,910.27 and 2,244,799.08
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Solution
The fourth proportional to 3,390,349.68, 4,679,910.27 and 2,244,799.08 is: 3,098,635.62
Step by Step Solution
- Step 1: Write the proportion equation
3,390,349.68 : 4,679,910.27 = 2,244,799.08 : x - Step 2: Convert to fraction form
3,390,349.68/4,679,910.27 = 2,244,799.08/x - Step 3: Cross multiply
3,390,349.68x = 4,679,910.27 × 2,244,799.08 - Step 4: Simplify right side
3,390,349.68x = 10,505,458,268,578.55 - Step 5: Solve for x
x = 10,505,458,268,578.55/3,390,349.68 - Step 6: Final answer
x = 3,098,635.62
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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.