Finding the Fourth Proportional to 3,682,935.19, 5,082,705.75 and 2,232,691.75
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Solution
The fourth proportional to 3,682,935.19, 5,082,705.75 and 2,232,691.75 is: 3,081,269.32
Step by Step Solution
- Step 1: Write the proportion equation
3,682,935.19 : 5,082,705.75 = 2,232,691.75 : x - Step 2: Convert to fraction form
3,682,935.19/5,082,705.75 = 2,232,691.75/x - Step 3: Cross multiply
3,682,935.19x = 5,082,705.75 × 2,232,691.75 - Step 4: Simplify right side
3,682,935.19x = 11,348,115,195,702.56 - Step 5: Solve for x
x = 11,348,115,195,702.56/3,682,935.19 - Step 6: Final answer
x = 3,081,269.32
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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.