Finding the Fourth Proportional to 1,100,125.44, 1,650,189.36 and 301,413.84
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Solution
The fourth proportional to 1,100,125.44, 1,650,189.36 and 301,413.84 is: 452,121.09
Step by Step Solution
- Step 1: Write the proportion equation
1,100,125.44 : 1,650,189.36 = 301,413.84 : x - Step 2: Convert to fraction form
1,100,125.44/1,650,189.36 = 301,413.84/x - Step 3: Cross multiply
1,100,125.44x = 1,650,189.36 × 301,413.84 - Step 4: Simplify right side
1,100,125.44x = 497,389,911,724.74 - Step 5: Solve for x
x = 497,389,911,724.74/1,100,125.44 - Step 6: Final answer
x = 452,121.09
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1.5x scale
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.