Finding the Fourth Proportional to 4,487,102.56, 6,192,116.89 and 2,744,643.75
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Solution
The fourth proportional to 4,487,102.56, 6,192,116.89 and 2,744,643.75 is: 3,787,556.60
Step by Step Solution
- Step 1: Write the proportion equation
4,487,102.56 : 6,192,116.89 = 2,744,643.75 : x - Step 2: Convert to fraction form
4,487,102.56/6,192,116.89 = 2,744,643.75/x - Step 3: Cross multiply
4,487,102.56x = 6,192,116.89 × 2,744,643.75 - Step 4: Simplify right side
4,487,102.56x = 16,995,154,921,407.94 - Step 5: Solve for x
x = 16,995,154,921,407.94/4,487,102.56 - Step 6: Final answer
x = 3,787,556.60
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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.