Finding the Fourth Proportional to 3,811,310.82, 5,711,920.74 and 2,795,677.74
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Solution
The fourth proportional to 3,811,310.82, 5,711,920.74 and 2,795,677.74 is: 4,189,815.64
Step by Step Solution
- Step 1: Write the proportion equation
3,811,310.82 : 5,711,920.74 = 2,795,677.74 : x - Step 2: Convert to fraction form
3,811,310.82/5,711,920.74 = 2,795,677.74/x - Step 3: Cross multiply
3,811,310.82x = 5,711,920.74 × 2,795,677.74 - Step 4: Simplify right side
3,811,310.82x = 15,968,689,665,462.33 - Step 5: Solve for x
x = 15,968,689,665,462.33/3,811,310.82 - Step 6: Final answer
x = 4,189,815.64
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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.