Finding the Fourth Proportional to 1,611,626.94, 2,223,998.73 and 886,474.62
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Solution
The fourth proportional to 1,611,626.94, 2,223,998.73 and 886,474.62 is: 1,223,309.43
Step by Step Solution
- Step 1: Write the proportion equation
1,611,626.94 : 2,223,998.73 = 886,474.62 : x - Step 2: Convert to fraction form
1,611,626.94/2,223,998.73 = 886,474.62/x - Step 3: Cross multiply
1,611,626.94x = 2,223,998.73 × 886,474.62 - Step 4: Simplify right side
1,611,626.94x = 1,971,518,429,057.23 - Step 5: Solve for x
x = 1,971,518,429,057.23/1,611,626.94 - Step 6: Final answer
x = 1,223,309.43
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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.