Finding the Fourth Proportional to 3,591,685.02, 5,387,396.28 and 1,067,274.66
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Solution
The fourth proportional to 3,591,685.02, 5,387,396.28 and 1,067,274.66 is: 1,600,872.99
Step by Step Solution
- Step 1: Write the proportion equation
3,591,685.02 : 5,387,396.28 = 1,067,274.66 : x - Step 2: Convert to fraction form
3,591,685.02/5,387,396.28 = 1,067,274.66/x - Step 3: Cross multiply
3,591,685.02x = 5,387,396.28 × 1,067,274.66 - Step 4: Simplify right side
3,591,685.02x = 5,749,831,533,022.27 - Step 5: Solve for x
x = 5,749,831,533,022.27/3,591,685.02 - Step 6: Final answer
x = 1,600,872.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.