Finding the Fourth Proportional to 3,214,414.09, 4,822,357.53 and 1,393,084.75
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Solution
The fourth proportional to 3,214,414.09, 4,822,357.53 and 1,393,084.75 is: 2,089,946.26
Step by Step Solution
- Step 1: Write the proportion equation
3,214,414.09 : 4,822,357.53 = 1,393,084.75 : x - Step 2: Convert to fraction form
3,214,414.09/4,822,357.53 = 1,393,084.75/x - Step 3: Cross multiply
3,214,414.09x = 4,822,357.53 × 1,393,084.75 - Step 4: Simplify right side
3,214,414.09x = 6,717,952,703,013.46 - Step 5: Solve for x
x = 6,717,952,703,013.46/3,214,414.09 - Step 6: Final answer
x = 2,089,946.26
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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.