Finding the Fourth Proportional to 4,125,375.43, 5,692,908.76 and 2,289,828.49
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Solution
The fourth proportional to 4,125,375.43, 5,692,908.76 and 2,289,828.49 is: 3,159,902.63
Step by Step Solution
- Step 1: Write the proportion equation
4,125,375.43 : 5,692,908.76 = 2,289,828.49 : x - Step 2: Convert to fraction form
4,125,375.43/5,692,908.76 = 2,289,828.49/x - Step 3: Cross multiply
4,125,375.43x = 5,692,908.76 × 2,289,828.49 - Step 4: Simplify right side
4,125,375.43x = 13,035,784,669,618.57 - Step 5: Solve for x
x = 13,035,784,669,618.57/4,125,375.43 - Step 6: Final answer
x = 3,159,902.63
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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.