Finding the Fourth Proportional to 1,170,116.80, 1,752,550.80 and 960,164.80
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Solution
The fourth proportional to 1,170,116.80, 1,752,550.80 and 960,164.80 is: 1,438,093.69
Step by Step Solution
- Step 1: Write the proportion equation
1,170,116.80 : 1,752,550.80 = 960,164.80 : x - Step 2: Convert to fraction form
1,170,116.80/1,752,550.80 = 960,164.80/x - Step 3: Cross multiply
1,170,116.80x = 1,752,550.80 × 960,164.80 - Step 4: Simplify right side
1,170,116.80x = 1,682,737,588,371.84 - Step 5: Solve for x
x = 1,682,737,588,371.84/1,170,116.80 - Step 6: Final answer
x = 1,438,093.69
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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.