Finding the Fourth Proportional to 4,207,063.28, 5,805,747.05 and 2,273,323.79
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Solution
The fourth proportional to 4,207,063.28, 5,805,747.05 and 2,273,323.79 is: 3,137,186.69
Step by Step Solution
- Step 1: Write the proportion equation
4,207,063.28 : 5,805,747.05 = 2,273,323.79 : x - Step 2: Convert to fraction form
4,207,063.28/5,805,747.05 = 2,273,323.79/x - Step 3: Cross multiply
4,207,063.28x = 5,805,747.05 × 2,273,323.79 - Step 4: Simplify right side
4,207,063.28x = 13,198,342,890,635.07 - Step 5: Solve for x
x = 13,198,342,890,635.07/4,207,063.28 - Step 6: Final answer
x = 3,137,186.69
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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.