Finding the Fourth Proportional to 3,676,202.70, 5,514,304.05 and 1,117,412.70
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Solution
The fourth proportional to 3,676,202.70, 5,514,304.05 and 1,117,412.70 is: 1,676,119.05
Step by Step Solution
- Step 1: Write the proportion equation
3,676,202.70 : 5,514,304.05 = 1,117,412.70 : x - Step 2: Convert to fraction form
3,676,202.70/5,514,304.05 = 1,117,412.70/x - Step 3: Cross multiply
3,676,202.70x = 5,514,304.05 × 1,117,412.70 - Step 4: Simplify right side
3,676,202.70x = 6,161,753,377,131.44 - Step 5: Solve for x
x = 6,161,753,377,131.44/3,676,202.70 - Step 6: Final answer
x = 1,676,119.05
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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.