Finding the Fourth Proportional to 4,186,740.88, 5,777,680.54 and 2,351,276.54
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Solution
The fourth proportional to 4,186,740.88, 5,777,680.54 and 2,351,276.54 is: 3,244,749.34
Step by Step Solution
- Step 1: Write the proportion equation
4,186,740.88 : 5,777,680.54 = 2,351,276.54 : x - Step 2: Convert to fraction form
4,186,740.88/5,777,680.54 = 2,351,276.54/x - Step 3: Cross multiply
4,186,740.88x = 5,777,680.54 × 2,351,276.54 - Step 4: Simplify right side
4,186,740.88x = 13,584,924,709,316.53 - Step 5: Solve for x
x = 13,584,924,709,316.53/4,186,740.88 - Step 6: Final answer
x = 3,244,749.34
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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.