Finding the Fourth Proportional to 1,396,413.96, 2,094,784.98 and 497,983.44
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Solution
The fourth proportional to 1,396,413.96, 2,094,784.98 and 497,983.44 is: 747,033.66
Step by Step Solution
- Step 1: Write the proportion equation
1,396,413.96 : 2,094,784.98 = 497,983.44 : x - Step 2: Convert to fraction form
1,396,413.96/2,094,784.98 = 497,983.44/x - Step 3: Cross multiply
1,396,413.96x = 2,094,784.98 × 497,983.44 - Step 4: Simplify right side
1,396,413.96x = 1,043,168,230,400.73 - Step 5: Solve for x
x = 1,043,168,230,400.73/1,396,413.96 - Step 6: Final answer
x = 747,033.66
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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.