Finding the Fourth Proportional to 3,060,067.56, 4,222,760.09 and 1,683,323.99
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Solution
The fourth proportional to 3,060,067.56, 4,222,760.09 and 1,683,323.99 is: 2,322,913.87
Step by Step Solution
- Step 1: Write the proportion equation
3,060,067.56 : 4,222,760.09 = 1,683,323.99 : x - Step 2: Convert to fraction form
3,060,067.56/4,222,760.09 = 1,683,323.99/x - Step 3: Cross multiply
3,060,067.56x = 4,222,760.09 × 1,683,323.99 - Step 4: Simplify right side
3,060,067.56x = 7,108,273,363,511.56 - Step 5: Solve for x
x = 7,108,273,363,511.56/3,060,067.56 - Step 6: Final answer
x = 2,322,913.87
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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.