Finding the Fourth Proportional to 1,306,015.48, 1,802,163.06 and 733,118.68
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Solution
The fourth proportional to 1,306,015.48, 1,802,163.06 and 733,118.68 is: 1,011,626.14
Step by Step Solution
- Step 1: Write the proportion equation
1,306,015.48 : 1,802,163.06 = 733,118.68 : x - Step 2: Convert to fraction form
1,306,015.48/1,802,163.06 = 733,118.68/x - Step 3: Cross multiply
1,306,015.48x = 1,802,163.06 × 733,118.68 - Step 4: Simplify right side
1,306,015.48x = 1,321,199,403,691.96 - Step 5: Solve for x
x = 1,321,199,403,691.96/1,306,015.48 - Step 6: Final answer
x = 1,011,626.14
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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.