Finding the Fourth Proportional to 3,401,373.96, 4,693,895.16 and 1,873,481.09
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Solution
The fourth proportional to 3,401,373.96, 4,693,895.16 and 1,873,481.09 is: 2,585,403.40
Step by Step Solution
- Step 1: Write the proportion equation
3,401,373.96 : 4,693,895.16 = 1,873,481.09 : x - Step 2: Convert to fraction form
3,401,373.96/4,693,895.16 = 1,873,481.09/x - Step 3: Cross multiply
3,401,373.96x = 4,693,895.16 × 1,873,481.09 - Step 4: Simplify right side
3,401,373.96x = 8,793,923,797,233.05 - Step 5: Solve for x
x = 8,793,923,797,233.05/3,401,373.96 - Step 6: Final answer
x = 2,585,403.40
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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.