Finding the Fourth Proportional to 4,183,142.50, 5,772,736.74 and 2,372,306.50
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Solution
The fourth proportional to 4,183,142.50, 5,772,736.74 and 2,372,306.50 is: 3,273,783.02
Step by Step Solution
- Step 1: Write the proportion equation
4,183,142.50 : 5,772,736.74 = 2,372,306.50 : x - Step 2: Convert to fraction form
4,183,142.50/5,772,736.74 = 2,372,306.50/x - Step 3: Cross multiply
4,183,142.50x = 5,772,736.74 × 2,372,306.50 - Step 4: Simplify right side
4,183,142.50x = 13,694,700,891,090.81 - Step 5: Solve for x
x = 13,694,700,891,090.81/4,183,142.50 - Step 6: Final answer
x = 3,273,783.02
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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.