Finding the Fourth Proportional to 1,396,658.84, 2,093,857.66 and 436,620.17
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Solution
The fourth proportional to 1,396,658.84, 2,093,857.66 and 436,620.17 is: 654,576.82
Step by Step Solution
- Step 1: Write the proportion equation
1,396,658.84 : 2,093,857.66 = 436,620.17 : x - Step 2: Convert to fraction form
1,396,658.84/2,093,857.66 = 436,620.17/x - Step 3: Cross multiply
1,396,658.84x = 2,093,857.66 × 436,620.17 - Step 4: Simplify right side
1,396,658.84x = 914,220,493,245.42 - Step 5: Solve for x
x = 914,220,493,245.42/1,396,658.84 - Step 6: Final answer
x = 654,576.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.