Finding the Fourth Proportional to 2,197,477.53, 3,297,163.53 and 1,186,398.72
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Solution
The fourth proportional to 2,197,477.53, 3,297,163.53 and 1,186,398.72 is: 1,780,109.48
Step by Step Solution
- Step 1: Write the proportion equation
2,197,477.53 : 3,297,163.53 = 1,186,398.72 : x - Step 2: Convert to fraction form
2,197,477.53/3,297,163.53 = 1,186,398.72/x - Step 3: Cross multiply
2,197,477.53x = 3,297,163.53 × 1,186,398.72 - Step 4: Simplify right side
2,197,477.53x = 3,911,750,591,622.68 - Step 5: Solve for x
x = 3,911,750,591,622.68/2,197,477.53 - Step 6: Final answer
x = 1,780,109.48
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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.