Finding the Fourth Proportional to 1,821,282.62, 2,731,447.90 and 541,545.44
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Solution
The fourth proportional to 1,821,282.62, 2,731,447.90 and 541,545.44 is: 812,176.62
Step by Step Solution
- Step 1: Write the proportion equation
1,821,282.62 : 2,731,447.90 = 541,545.44 : x - Step 2: Convert to fraction form
1,821,282.62/2,731,447.90 = 541,545.44/x - Step 3: Cross multiply
1,821,282.62x = 2,731,447.90 × 541,545.44 - Step 4: Simplify right side
1,821,282.62x = 1,479,203,154,842.58 - Step 5: Solve for x
x = 1,479,203,154,842.58/1,821,282.62 - Step 6: Final answer
x = 812,176.62
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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.