Finding the Fourth Proportional to 1,517,195.43, 2,093,770.86 and 905,703.25
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Solution
The fourth proportional to 1,517,195.43, 2,093,770.86 and 905,703.25 is: 1,249,895.06
Step by Step Solution
- Step 1: Write the proportion equation
1,517,195.43 : 2,093,770.86 = 905,703.25 : x - Step 2: Convert to fraction form
1,517,195.43/2,093,770.86 = 905,703.25/x - Step 3: Cross multiply
1,517,195.43x = 2,093,770.86 × 905,703.25 - Step 4: Simplify right side
1,517,195.43x = 1,896,335,071,793.13 - Step 5: Solve for x
x = 1,896,335,071,793.13/1,517,195.43 - Step 6: Final answer
x = 1,249,895.06
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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.