Finding the Fourth Proportional to 796,708.10, 1,100,855.81 and 636,882.14
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Solution
The fourth proportional to 796,708.10, 1,100,855.81 and 636,882.14 is: 880,015.41
Step by Step Solution
- Step 1: Write the proportion equation
796,708.10 : 1,100,855.81 = 636,882.14 : x - Step 2: Convert to fraction form
796,708.10/1,100,855.81 = 636,882.14/x - Step 3: Cross multiply
796,708.10x = 1,100,855.81 × 636,882.14 - Step 4: Simplify right side
796,708.10x = 701,115,404,104.23 - Step 5: Solve for x
x = 701,115,404,104.23/796,708.10 - Step 6: Final answer
x = 880,015.41
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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.