Finding the Fourth Proportional to 2,292,211.40, 3,438,317.10 and 1,093,516.70
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Solution
The fourth proportional to 2,292,211.40, 3,438,317.10 and 1,093,516.70 is: 1,640,275.05
Step by Step Solution
- Step 1: Write the proportion equation
2,292,211.40 : 3,438,317.10 = 1,093,516.70 : x - Step 2: Convert to fraction form
2,292,211.40/3,438,317.10 = 1,093,516.70/x - Step 3: Cross multiply
2,292,211.40x = 3,438,317.10 × 1,093,516.70 - Step 4: Simplify right side
2,292,211.40x = 3,759,857,168,745.57 - Step 5: Solve for x
x = 3,759,857,168,745.57/2,292,211.40 - Step 6: Final answer
x = 1,640,275.05
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1.5x scale
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.