Finding the Fourth Proportional to 3,825,289.17, 5,735,270.46 and 1,694,218.05
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Solution
The fourth proportional to 3,825,289.17, 5,735,270.46 and 1,694,218.05 is: 2,540,147.50
Step by Step Solution
- Step 1: Write the proportion equation
3,825,289.17 : 5,735,270.46 = 1,694,218.05 : x - Step 2: Convert to fraction form
3,825,289.17/5,735,270.46 = 1,694,218.05/x - Step 3: Cross multiply
3,825,289.17x = 5,735,270.46 × 1,694,218.05 - Step 4: Simplify right side
3,825,289.17x = 9,716,798,734,963.80 - Step 5: Solve for x
x = 9,716,798,734,963.80/3,825,289.17 - Step 6: Final answer
x = 2,540,147.50
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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.