Finding the Fourth Proportional to 2,741,689.81, 4,112,687.81 and 848,283.63
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Solution
The fourth proportional to 2,741,689.81, 4,112,687.81 and 848,283.63 is: 1,272,472.81
Step by Step Solution
- Step 1: Write the proportion equation
2,741,689.81 : 4,112,687.81 = 848,283.63 : x - Step 2: Convert to fraction form
2,741,689.81/4,112,687.81 = 848,283.63/x - Step 3: Cross multiply
2,741,689.81x = 4,112,687.81 × 848,283.63 - Step 4: Simplify right side
2,741,689.81x = 3,488,725,744,523.55 - Step 5: Solve for x
x = 3,488,725,744,523.55/2,741,689.81 - Step 6: Final answer
x = 1,272,472.81
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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.