Finding the Fourth Proportional to 5,622,183.99, 8,433,790.67 and 1,578,644.55
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Solution
The fourth proportional to 5,622,183.99, 8,433,790.67 and 1,578,644.55 is: 2,368,111.34
Step by Step Solution
- Step 1: Write the proportion equation
5,622,183.99 : 8,433,790.67 = 1,578,644.55 : x - Step 2: Convert to fraction form
5,622,183.99/8,433,790.67 = 1,578,644.55/x - Step 3: Cross multiply
5,622,183.99x = 8,433,790.67 × 1,578,644.55 - Step 4: Simplify right side
5,622,183.99x = 13,313,957,669,143.12 - Step 5: Solve for x
x = 13,313,957,669,143.12/5,622,183.99 - Step 6: Final answer
x = 2,368,111.34
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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.