Finding the Fourth Proportional to 3,965,733.26, 5,472,744.70 and 2,154,897.26
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Solution
The fourth proportional to 3,965,733.26, 5,472,744.70 and 2,154,897.26 is: 2,973,776.04
Step by Step Solution
- Step 1: Write the proportion equation
3,965,733.26 : 5,472,744.70 = 2,154,897.26 : x - Step 2: Convert to fraction form
3,965,733.26/5,472,744.70 = 2,154,897.26/x - Step 3: Cross multiply
3,965,733.26x = 5,472,744.70 × 2,154,897.26 - Step 4: Simplify right side
3,965,733.26x = 11,793,202,558,709.52 - Step 5: Solve for x
x = 11,793,202,558,709.52/3,965,733.26 - Step 6: Final answer
x = 2,973,776.04
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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.