Finding the Fourth Proportional to 4,591,434.24, 6,334,467.84 and 2,871,901.44
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Solution
The fourth proportional to 4,591,434.24, 6,334,467.84 and 2,871,901.44 is: 3,962,153.51
Step by Step Solution
- Step 1: Write the proportion equation
4,591,434.24 : 6,334,467.84 = 2,871,901.44 : x - Step 2: Convert to fraction form
4,591,434.24/6,334,467.84 = 2,871,901.44/x - Step 3: Cross multiply
4,591,434.24x = 6,334,467.84 × 2,871,901.44 - Step 4: Simplify right side
4,591,434.24x = 18,191,967,311,329.69 - Step 5: Solve for x
x = 18,191,967,311,329.69/4,591,434.24 - Step 6: Final answer
x = 3,962,153.51
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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.