Finding the Fourth Proportional to 3,542,682.97, 5,314,106.54 and 1,268,362.81
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Solution
The fourth proportional to 3,542,682.97, 5,314,106.54 and 1,268,362.81 is: 1,902,573.60
Step by Step Solution
- Step 1: Write the proportion equation
3,542,682.97 : 5,314,106.54 = 1,268,362.81 : x - Step 2: Convert to fraction form
3,542,682.97/5,314,106.54 = 1,268,362.81/x - Step 3: Cross multiply
3,542,682.97x = 5,314,106.54 × 1,268,362.81 - Step 4: Simplify right side
3,542,682.97x = 6,740,215,103,713.78 - Step 5: Solve for x
x = 6,740,215,103,713.78/3,542,682.97 - Step 6: Final answer
x = 1,902,573.60
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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.