Finding the Fourth Proportional to 1,193,568.67, 1,647,145.79 and 649,720.09
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Solution
The fourth proportional to 1,193,568.67, 1,647,145.79 and 649,720.09 is: 896,625.17
Step by Step Solution
- Step 1: Write the proportion equation
1,193,568.67 : 1,647,145.79 = 649,720.09 : x - Step 2: Convert to fraction form
1,193,568.67/1,647,145.79 = 649,720.09/x - Step 3: Cross multiply
1,193,568.67x = 1,647,145.79 × 649,720.09 - Step 4: Simplify right side
1,193,568.67x = 1,070,183,710,921.92 - Step 5: Solve for x
x = 1,070,183,710,921.92/1,193,568.67 - Step 6: Final answer
x = 896,625.17
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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.