Finding the Fourth Proportional to 1,775,609.76, 2,450,351.76 and 970,793.76
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Solution
The fourth proportional to 1,775,609.76, 2,450,351.76 and 970,793.76 is: 1,339,701.02
Step by Step Solution
- Step 1: Write the proportion equation
1,775,609.76 : 2,450,351.76 = 970,793.76 : x - Step 2: Convert to fraction form
1,775,609.76/2,450,351.76 = 970,793.76/x - Step 3: Cross multiply
1,775,609.76x = 2,450,351.76 × 970,793.76 - Step 4: Simplify right side
1,775,609.76x = 2,378,786,198,413.02 - Step 5: Solve for x
x = 2,378,786,198,413.02/1,775,609.76 - Step 6: Final answer
x = 1,339,701.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.