Finding the Fourth Proportional to 1,193,571.42, 1,647,149.58 and 649,722.84
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Solution
The fourth proportional to 1,193,571.42, 1,647,149.58 and 649,722.84 is: 896,628.96
Step by Step Solution
- Step 1: Write the proportion equation
1,193,571.42 : 1,647,149.58 = 649,722.84 : x - Step 2: Convert to fraction form
1,193,571.42/1,647,149.58 = 649,722.84/x - Step 3: Cross multiply
1,193,571.42x = 1,647,149.58 × 649,722.84 - Step 4: Simplify right side
1,193,571.42x = 1,070,190,703,022.41 - Step 5: Solve for x
x = 1,070,190,703,022.41/1,193,571.42 - Step 6: Final answer
x = 896,628.96
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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.