Finding the Fourth Proportional to 1,611,512.01, 2,223,888.62 and 886,361.13
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Solution
The fourth proportional to 1,611,512.01, 2,223,888.62 and 886,361.13 is: 1,223,179.48
Step by Step Solution
- Step 1: Write the proportion equation
1,611,512.01 : 2,223,888.62 = 886,361.13 : x - Step 2: Convert to fraction form
1,611,512.01/2,223,888.62 = 886,361.13/x - Step 3: Cross multiply
1,611,512.01x = 2,223,888.62 × 886,361.13 - Step 4: Simplify right side
1,611,512.01x = 1,971,168,425,785.54 - Step 5: Solve for x
x = 1,971,168,425,785.54/1,611,512.01 - Step 6: Final answer
x = 1,223,179.48
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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.