Finding the Fourth Proportional to 1,909,014.44, 2,862,912.80 and 629,383.46
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Solution
The fourth proportional to 1,909,014.44, 2,862,912.80 and 629,383.46 is: 943,874.45
Step by Step Solution
- Step 1: Write the proportion equation
1,909,014.44 : 2,862,912.80 = 629,383.46 : x - Step 2: Convert to fraction form
1,909,014.44/2,862,912.80 = 629,383.46/x - Step 3: Cross multiply
1,909,014.44x = 2,862,912.80 × 629,383.46 - Step 4: Simplify right side
1,909,014.44x = 1,801,869,963,742.29 - Step 5: Solve for x
x = 1,801,869,963,742.29/1,909,014.44 - Step 6: Final answer
x = 943,874.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.