Finding the Fourth Proportional to 2,746,138.26, 3,789,762.96 and 1,522,370.72
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Solution
The fourth proportional to 2,746,138.26, 3,789,762.96 and 1,522,370.72 is: 2,100,922.68
Step by Step Solution
- Step 1: Write the proportion equation
2,746,138.26 : 3,789,762.96 = 1,522,370.72 : x - Step 2: Convert to fraction form
2,746,138.26/3,789,762.96 = 1,522,370.72/x - Step 3: Cross multiply
2,746,138.26x = 3,789,762.96 × 1,522,370.72 - Step 4: Simplify right side
2,746,138.26x = 5,769,424,166,044.53 - Step 5: Solve for x
x = 5,769,424,166,044.53/2,746,138.26 - Step 6: Final answer
x = 2,100,922.68
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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.