Finding the Fourth Proportional to 998,341.80, 1,497,512.70 and 683,413.80
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Solution
The fourth proportional to 998,341.80, 1,497,512.70 and 683,413.80 is: 1,025,120.70
Step by Step Solution
- Step 1: Write the proportion equation
998,341.80 : 1,497,512.70 = 683,413.80 : x - Step 2: Convert to fraction form
998,341.80/1,497,512.70 = 683,413.80/x - Step 3: Cross multiply
998,341.80x = 1,497,512.70 × 683,413.80 - Step 4: Simplify right side
998,341.80x = 1,023,420,844,855.26 - Step 5: Solve for x
x = 1,023,420,844,855.26/998,341.80 - Step 6: Final answer
x = 1,025,120.70
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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.