Finding the Fourth Proportional to 2,133,193.96, 2,943,787.54 and 1,166,313.97
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Solution
The fourth proportional to 2,133,193.96, 2,943,787.54 and 1,166,313.97 is: 1,609,502.27
Step by Step Solution
- Step 1: Write the proportion equation
2,133,193.96 : 2,943,787.54 = 1,166,313.97 : x - Step 2: Convert to fraction form
2,133,193.96/2,943,787.54 = 1,166,313.97/x - Step 3: Cross multiply
2,133,193.96x = 2,943,787.54 × 1,166,313.97 - Step 4: Simplify right side
2,133,193.96x = 3,433,380,512,063.43 - Step 5: Solve for x
x = 3,433,380,512,063.43/2,133,193.96 - Step 6: Final answer
x = 1,609,502.27
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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.