Finding the Fourth Proportional to 3,955,771.28, 5,925,979.26 and 2,915,231.96
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Solution
The fourth proportional to 3,955,771.28, 5,925,979.26 and 2,915,231.96 is: 4,367,189.84
Step by Step Solution
- Step 1: Write the proportion equation
3,955,771.28 : 5,925,979.26 = 2,915,231.96 : x - Step 2: Convert to fraction form
3,955,771.28/5,925,979.26 = 2,915,231.96/x - Step 3: Cross multiply
3,955,771.28x = 5,925,979.26 × 2,915,231.96 - Step 4: Simplify right side
3,955,771.28x = 17,275,604,133,049.15 - Step 5: Solve for x
x = 17,275,604,133,049.15/3,955,771.28 - Step 6: Final answer
x = 4,367,189.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.