Finding the Fourth Proportional to 1,117,271.44, 1,676,738.58 and 548,957.62
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Solution
The fourth proportional to 1,117,271.44, 1,676,738.58 and 548,957.62 is: 823,844.94
Step by Step Solution
- Step 1: Write the proportion equation
1,117,271.44 : 1,676,738.58 = 548,957.62 : x - Step 2: Convert to fraction form
1,117,271.44/1,676,738.58 = 548,957.62/x - Step 3: Cross multiply
1,117,271.44x = 1,676,738.58 × 548,957.62 - Step 4: Simplify right side
1,117,271.44x = 920,458,420,238.98 - Step 5: Solve for x
x = 920,458,420,238.98/1,117,271.44 - Step 6: Final answer
x = 823,844.94
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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.