Finding the Fourth Proportional to 4,078,450.68, 5,628,406.44 and 2,243,050.92
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Solution
The fourth proportional to 4,078,450.68, 5,628,406.44 and 2,243,050.92 is: 3,095,489.74
Step by Step Solution
- Step 1: Write the proportion equation
4,078,450.68 : 5,628,406.44 = 2,243,050.92 : x - Step 2: Convert to fraction form
4,078,450.68/5,628,406.44 = 2,243,050.92/x - Step 3: Cross multiply
4,078,450.68x = 5,628,406.44 × 2,243,050.92 - Step 4: Simplify right side
4,078,450.68x = 12,624,802,243,375.93 - Step 5: Solve for x
x = 12,624,802,243,375.93/4,078,450.68 - Step 6: Final answer
x = 3,095,489.74
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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.