Finding the Fourth Proportional to 4,127,343.23, 5,694,456.33 and 2,384,376.55
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Solution
The fourth proportional to 4,127,343.23, 5,694,456.33 and 2,384,376.55 is: 3,289,701.72
Step by Step Solution
- Step 1: Write the proportion equation
4,127,343.23 : 5,694,456.33 = 2,384,376.55 : x - Step 2: Convert to fraction form
4,127,343.23/5,694,456.33 = 2,384,376.55/x - Step 3: Cross multiply
4,127,343.23x = 5,694,456.33 × 2,384,376.55 - Step 4: Simplify right side
4,127,343.23x = 13,577,728,124,014.92 - Step 5: Solve for x
x = 13,577,728,124,014.92/4,127,343.23 - Step 6: Final answer
x = 3,289,701.72
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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.