Finding the Fourth Proportional to 5,318,261.82, 7,971,341.39 and 3,236,371.00
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Solution
The fourth proportional to 5,318,261.82, 7,971,341.39 and 3,236,371.00 is: 4,850,874.02
Step by Step Solution
- Step 1: Write the proportion equation
5,318,261.82 : 7,971,341.39 = 3,236,371.00 : x - Step 2: Convert to fraction form
5,318,261.82/7,971,341.39 = 3,236,371.00/x - Step 3: Cross multiply
5,318,261.82x = 7,971,341.39 × 3,236,371.00 - Step 4: Simplify right side
5,318,261.82x = 25,798,218,069,585.48 - Step 5: Solve for x
x = 25,798,218,069,585.48/5,318,261.82 - Step 6: Final answer
x = 4,850,874.02
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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.