Finding the Fourth Proportional to 4,247,460.15, 5,861,218.76 and 2,504,729.82
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Solution
The fourth proportional to 4,247,460.15, 5,861,218.76 and 2,504,729.82 is: 3,456,364.26
Step by Step Solution
- Step 1: Write the proportion equation
4,247,460.15 : 5,861,218.76 = 2,504,729.82 : x - Step 2: Convert to fraction form
4,247,460.15/5,861,218.76 = 2,504,729.82/x - Step 3: Cross multiply
4,247,460.15x = 5,861,218.76 × 2,504,729.82 - Step 4: Simplify right side
4,247,460.15x = 14,680,769,428,564.08 - Step 5: Solve for x
x = 14,680,769,428,564.08/4,247,460.15 - Step 6: Final answer
x = 3,456,364.26
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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.