Finding the Fourth Proportional to 3,382,621.97, 5,073,440.87 and 985,823.06
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Solution
The fourth proportional to 3,382,621.97, 5,073,440.87 and 985,823.06 is: 1,478,591.17
Step by Step Solution
- Step 1: Write the proportion equation
3,382,621.97 : 5,073,440.87 = 985,823.06 : x - Step 2: Convert to fraction form
3,382,621.97/5,073,440.87 = 985,823.06/x - Step 3: Cross multiply
3,382,621.97x = 5,073,440.87 × 985,823.06 - Step 4: Simplify right side
3,382,621.97x = 5,001,514,980,289.82 - Step 5: Solve for x
x = 5,001,514,980,289.82/3,382,621.97 - Step 6: Final answer
x = 1,478,591.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.