Finding the Fourth Proportional to 2,992,370.67, 4,129,476.26 and 1,703,211.15
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Solution
The fourth proportional to 2,992,370.67, 4,129,476.26 and 1,703,211.15 is: 2,350,434.08
Step by Step Solution
- Step 1: Write the proportion equation
2,992,370.67 : 4,129,476.26 = 1,703,211.15 : x - Step 2: Convert to fraction form
2,992,370.67/4,129,476.26 = 1,703,211.15/x - Step 3: Cross multiply
2,992,370.67x = 4,129,476.26 × 1,703,211.15 - Step 4: Simplify right side
2,992,370.67x = 7,033,370,001,176.24 - Step 5: Solve for x
x = 7,033,370,001,176.24/2,992,370.67 - Step 6: Final answer
x = 2,350,434.08
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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.