Finding the Fourth Proportional to 1,259,737.22, 1,738,660.68 and 743,453.96
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Solution
The fourth proportional to 1,259,737.22, 1,738,660.68 and 743,453.96 is: 1,026,098.26
Step by Step Solution
- Step 1: Write the proportion equation
1,259,737.22 : 1,738,660.68 = 743,453.96 : x - Step 2: Convert to fraction form
1,259,737.22/1,738,660.68 = 743,453.96/x - Step 3: Cross multiply
1,259,737.22x = 1,738,660.68 × 743,453.96 - Step 4: Simplify right side
1,259,737.22x = 1,292,614,167,642.29 - Step 5: Solve for x
x = 1,292,614,167,642.29/1,259,737.22 - Step 6: Final answer
x = 1,026,098.26
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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.