Finding the Fourth Proportional to 3,722,266.80, 5,583,400.20 and 1,197,922.05
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Solution
The fourth proportional to 3,722,266.80, 5,583,400.20 and 1,197,922.05 is: 1,796,883.08
Step by Step Solution
- Step 1: Write the proportion equation
3,722,266.80 : 5,583,400.20 = 1,197,922.05 : x - Step 2: Convert to fraction form
3,722,266.80/5,583,400.20 = 1,197,922.05/x - Step 3: Cross multiply
3,722,266.80x = 5,583,400.20 × 1,197,922.05 - Step 4: Simplify right side
3,722,266.80x = 6,688,478,213,554.41 - Step 5: Solve for x
x = 6,688,478,213,554.41/3,722,266.80 - Step 6: Final answer
x = 1,796,883.08
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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.