Finding the Fourth Proportional to 3,325,503.12, 4,589,330.36 and 2,101,361.93
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Solution
The fourth proportional to 3,325,503.12, 4,589,330.36 and 2,101,361.93 is: 2,899,965.44
Step by Step Solution
- Step 1: Write the proportion equation
3,325,503.12 : 4,589,330.36 = 2,101,361.93 : x - Step 2: Convert to fraction form
3,325,503.12/4,589,330.36 = 2,101,361.93/x - Step 3: Cross multiply
3,325,503.12x = 4,589,330.36 × 2,101,361.93 - Step 4: Simplify right side
3,325,503.12x = 9,643,844,102,697.20 - Step 5: Solve for x
x = 9,643,844,102,697.20/3,325,503.12 - Step 6: Final answer
x = 2,899,965.44
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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.