Finding the Fourth Proportional to 4,136,161.38, 5,707,718.46 and 2,393,551.68
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Solution
The fourth proportional to 4,136,161.38, 5,707,718.46 and 2,393,551.68 is: 3,302,994.70
Step by Step Solution
- Step 1: Write the proportion equation
4,136,161.38 : 5,707,718.46 = 2,393,551.68 : x - Step 2: Convert to fraction form
4,136,161.38/5,707,718.46 = 2,393,551.68/x - Step 3: Cross multiply
4,136,161.38x = 5,707,718.46 × 2,393,551.68 - Step 4: Simplify right side
4,136,161.38x = 13,661,719,108,900.01 - Step 5: Solve for x
x = 13,661,719,108,900.01/4,136,161.38 - Step 6: Final answer
x = 3,302,994.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.