Finding the Fourth Proportional to 3,979,034.29, 5,968,543.97 and 1,246,790.87
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Solution
The fourth proportional to 3,979,034.29, 5,968,543.97 and 1,246,790.87 is: 1,870,183.97
Step by Step Solution
- Step 1: Write the proportion equation
3,979,034.29 : 5,968,543.97 = 1,246,790.87 : x - Step 2: Convert to fraction form
3,979,034.29/5,968,543.97 = 1,246,790.87/x - Step 3: Cross multiply
3,979,034.29x = 5,968,543.97 × 1,246,790.87 - Step 4: Simplify right side
3,979,034.29x = 7,441,526,147,027.89 - Step 5: Solve for x
x = 7,441,526,147,027.89/3,979,034.29 - Step 6: Final answer
x = 1,870,183.97
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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.