Finding the Fourth Proportional to 3,278,582.37, 4,527,972.42 and 2,495,863.17
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Solution
The fourth proportional to 3,278,582.37, 4,527,972.42 and 2,495,863.17 is: 3,446,977.48
Step by Step Solution
- Step 1: Write the proportion equation
3,278,582.37 : 4,527,972.42 = 2,495,863.17 : x - Step 2: Convert to fraction form
3,278,582.37/4,527,972.42 = 2,495,863.17/x - Step 3: Cross multiply
3,278,582.37x = 4,527,972.42 × 2,495,863.17 - Step 4: Simplify right side
3,278,582.37x = 11,301,199,597,853.77 - Step 5: Solve for x
x = 11,301,199,597,853.77/3,278,582.37 - Step 6: Final answer
x = 3,446,977.48
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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.