Finding the Fourth Proportional to 1,229,033.80, 1,843,550.70 and 980,201.80
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Solution
The fourth proportional to 1,229,033.80, 1,843,550.70 and 980,201.80 is: 1,470,302.70
Step by Step Solution
- Step 1: Write the proportion equation
1,229,033.80 : 1,843,550.70 = 980,201.80 : x - Step 2: Convert to fraction form
1,229,033.80/1,843,550.70 = 980,201.80/x - Step 3: Cross multiply
1,229,033.80x = 1,843,550.70 × 980,201.80 - Step 4: Simplify right side
1,229,033.80x = 1,807,051,714,531.26 - Step 5: Solve for x
x = 1,807,051,714,531.26/1,229,033.80 - Step 6: Final answer
x = 1,470,302.70
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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.