Finding the Fourth Proportional to 4,161,896.25, 6,243,344.61 and 1,465,664.23
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Solution
The fourth proportional to 4,161,896.25, 6,243,344.61 and 1,465,664.23 is: 2,198,672.51
Step by Step Solution
- Step 1: Write the proportion equation
4,161,896.25 : 6,243,344.61 = 1,465,664.23 : x - Step 2: Convert to fraction form
4,161,896.25/6,243,344.61 = 1,465,664.23/x - Step 3: Cross multiply
4,161,896.25x = 6,243,344.61 × 1,465,664.23 - Step 4: Simplify right side
4,161,896.25x = 9,150,646,870,440.30 - Step 5: Solve for x
x = 9,150,646,870,440.30/4,161,896.25 - Step 6: Final answer
x = 2,198,672.51
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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.