Finding the Fourth Proportional to 3,512,402.76, 5,270,375.60 and 1,384,014.36
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Solution
The fourth proportional to 3,512,402.76, 5,270,375.60 and 1,384,014.36 is: 2,076,719.56
Step by Step Solution
- Step 1: Write the proportion equation
3,512,402.76 : 5,270,375.60 = 1,384,014.36 : x - Step 2: Convert to fraction form
3,512,402.76/5,270,375.60 = 1,384,014.36/x - Step 3: Cross multiply
3,512,402.76x = 5,270,375.60 × 1,384,014.36 - Step 4: Simplify right side
3,512,402.76x = 7,294,275,512,993.62 - Step 5: Solve for x
x = 7,294,275,512,993.62/3,512,402.76 - Step 6: Final answer
x = 2,076,719.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.