Finding the Fourth Proportional to 2,889,597.24, 3,987,708.59 and 1,649,182.67
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Solution
The fourth proportional to 2,889,597.24, 3,987,708.59 and 1,649,182.67 is: 2,275,908.84
Step by Step Solution
- Step 1: Write the proportion equation
2,889,597.24 : 3,987,708.59 = 1,649,182.67 : x - Step 2: Convert to fraction form
2,889,597.24/3,987,708.59 = 1,649,182.67/x - Step 3: Cross multiply
2,889,597.24x = 3,987,708.59 × 1,649,182.67 - Step 4: Simplify right side
2,889,597.24x = 6,576,459,901,361.49 - Step 5: Solve for x
x = 6,576,459,901,361.49/2,889,597.24 - Step 6: Final answer
x = 2,275,908.84
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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.