Finding the Fourth Proportional to 5,370,751.71, 8,056,048.66 and 1,327,239.42
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Solution
The fourth proportional to 5,370,751.71, 8,056,048.66 and 1,327,239.42 is: 1,990,839.63
Step by Step Solution
- Step 1: Write the proportion equation
5,370,751.71 : 8,056,048.66 = 1,327,239.42 : x - Step 2: Convert to fraction form
5,370,751.71/8,056,048.66 = 1,327,239.42/x - Step 3: Cross multiply
5,370,751.71x = 8,056,048.66 × 1,327,239.42 - Step 4: Simplify right side
5,370,751.71x = 10,692,305,350,990.18 - Step 5: Solve for x
x = 10,692,305,350,990.18/5,370,751.71 - Step 6: Final answer
x = 1,990,839.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.