Finding the Fourth Proportional to 3,759,607.20, 5,188,240.44 and 2,040,712.68
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Solution
The fourth proportional to 3,759,607.20, 5,188,240.44 and 2,040,712.68 is: 2,816,174.00
Step by Step Solution
- Step 1: Write the proportion equation
3,759,607.20 : 5,188,240.44 = 2,040,712.68 : x - Step 2: Convert to fraction form
3,759,607.20/5,188,240.44 = 2,040,712.68/x - Step 3: Cross multiply
3,759,607.20x = 5,188,240.44 × 2,040,712.68 - Step 4: Simplify right side
3,759,607.20x = 10,587,708,052,796.78 - Step 5: Solve for x
x = 10,587,708,052,796.78/3,759,607.20 - Step 6: Final answer
x = 2,816,174.00
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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.