Finding the Fourth Proportional to 3,229,997.18, 4,845,745.35 and 1,100,099.75
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Solution
The fourth proportional to 3,229,997.18, 4,845,745.35 and 1,100,099.75 is: 1,650,404.92
Step by Step Solution
- Step 1: Write the proportion equation
3,229,997.18 : 4,845,745.35 = 1,100,099.75 : x - Step 2: Convert to fraction form
3,229,997.18/4,845,745.35 = 1,100,099.75/x - Step 3: Cross multiply
3,229,997.18x = 4,845,745.35 × 1,100,099.75 - Step 4: Simplify right side
3,229,997.18x = 5,330,803,223,869.94 - Step 5: Solve for x
x = 5,330,803,223,869.94/3,229,997.18 - Step 6: Final answer
x = 1,650,404.92
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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.