Finding the Fourth Proportional to 4,168,313.75, 5,752,272.98 and 2,260,601.75
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Solution
The fourth proportional to 4,168,313.75, 5,752,272.98 and 2,260,601.75 is: 3,119,630.42
Step by Step Solution
- Step 1: Write the proportion equation
4,168,313.75 : 5,752,272.98 = 2,260,601.75 : x - Step 2: Convert to fraction form
4,168,313.75/5,752,272.98 = 2,260,601.75/x - Step 3: Cross multiply
4,168,313.75x = 5,752,272.98 × 2,260,601.75 - Step 4: Simplify right side
4,168,313.75x = 13,003,598,365,065.72 - Step 5: Solve for x
x = 13,003,598,365,065.72/4,168,313.75 - Step 6: Final answer
x = 3,119,630.42
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1.5x scale
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.