Finding the Fourth Proportional to 2,472,834.96, 3,413,680.99 and 1,657,571.16
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Solution
The fourth proportional to 2,472,834.96, 3,413,680.99 and 1,657,571.16 is: 2,288,231.62
Step by Step Solution
- Step 1: Write the proportion equation
2,472,834.96 : 3,413,680.99 = 1,657,571.16 : x - Step 2: Convert to fraction form
2,472,834.96/3,413,680.99 = 1,657,571.16/x - Step 3: Cross multiply
2,472,834.96x = 3,413,680.99 × 1,657,571.16 - Step 4: Simplify right side
2,472,834.96x = 5,658,419,158,464.25 - Step 5: Solve for x
x = 5,658,419,158,464.25/2,472,834.96 - Step 6: Final answer
x = 2,288,231.62
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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.