Finding the Fourth Proportional to 1,401,815.93, 2,102,723.67 and 336,857.99
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Solution
The fourth proportional to 1,401,815.93, 2,102,723.67 and 336,857.99 is: 505,286.93
Step by Step Solution
- Step 1: Write the proportion equation
1,401,815.93 : 2,102,723.67 = 336,857.99 : x - Step 2: Convert to fraction form
1,401,815.93/2,102,723.67 = 336,857.99/x - Step 3: Cross multiply
1,401,815.93x = 2,102,723.67 × 336,857.99 - Step 4: Simplify right side
1,401,815.93x = 708,319,269,001.62 - Step 5: Solve for x
x = 708,319,269,001.62/1,401,815.93 - Step 6: Final answer
x = 505,286.93
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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.