Finding the Fourth Proportional to 2,211,452.01, 3,052,745.40 and 1,486,720.07
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Solution
The fourth proportional to 2,211,452.01, 3,052,745.40 and 1,486,720.07 is: 2,052,306.73
Step by Step Solution
- Step 1: Write the proportion equation
2,211,452.01 : 3,052,745.40 = 1,486,720.07 : x - Step 2: Convert to fraction form
2,211,452.01/3,052,745.40 = 1,486,720.07/x - Step 3: Cross multiply
2,211,452.01x = 3,052,745.40 × 1,486,720.07 - Step 4: Simplify right side
2,211,452.01x = 4,538,577,832,082.85 - Step 5: Solve for x
x = 4,538,577,832,082.85/2,211,452.01 - Step 6: Final answer
x = 2,052,306.73
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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.