Finding the Fourth Proportional to 2,450,864.70, 3,676,297.05 and 1,821,008.70
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Solution
The fourth proportional to 2,450,864.70, 3,676,297.05 and 1,821,008.70 is: 2,731,513.05
Step by Step Solution
- Step 1: Write the proportion equation
2,450,864.70 : 3,676,297.05 = 1,821,008.70 : x - Step 2: Convert to fraction form
2,450,864.70/3,676,297.05 = 1,821,008.70/x - Step 3: Cross multiply
2,450,864.70x = 3,676,297.05 × 1,821,008.70 - Step 4: Simplify right side
2,450,864.70x = 6,694,568,911,834.34 - Step 5: Solve for x
x = 6,694,568,911,834.34/2,450,864.70 - Step 6: Final answer
x = 2,731,513.05
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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.