Finding the Fourth Proportional to 3,282,318.16, 4,529,414.78 and 1,832,107.07
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Solution
The fourth proportional to 3,282,318.16, 4,529,414.78 and 1,832,107.07 is: 2,528,204.90
Step by Step Solution
- Step 1: Write the proportion equation
3,282,318.16 : 4,529,414.78 = 1,832,107.07 : x - Step 2: Convert to fraction form
3,282,318.16/4,529,414.78 = 1,832,107.07/x - Step 3: Cross multiply
3,282,318.16x = 4,529,414.78 × 1,832,107.07 - Step 4: Simplify right side
3,282,318.16x = 8,298,372,850,433.90 - Step 5: Solve for x
x = 8,298,372,850,433.90/3,282,318.16 - Step 6: Final answer
x = 2,528,204.90
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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.