Finding the Fourth Proportional to 4,722,639.56, 6,517,049.46 and 2,789,525.96
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Solution
The fourth proportional to 4,722,639.56, 6,517,049.46 and 2,789,525.96 is: 3,849,431.75
Step by Step Solution
- Step 1: Write the proportion equation
4,722,639.56 : 6,517,049.46 = 2,789,525.96 : x - Step 2: Convert to fraction form
4,722,639.56/6,517,049.46 = 2,789,525.96/x - Step 3: Cross multiply
4,722,639.56x = 6,517,049.46 × 2,789,525.96 - Step 4: Simplify right side
4,722,639.56x = 18,179,478,651,273.98 - Step 5: Solve for x
x = 18,179,478,651,273.98/4,722,639.56 - Step 6: Final answer
x = 3,849,431.75
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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.