Finding the Fourth Proportional to 3,170,857.97, 4,756,245.42 and 774,723.35
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Solution
The fourth proportional to 3,170,857.97, 4,756,245.42 and 774,723.35 is: 1,162,074.87
Step by Step Solution
- Step 1: Write the proportion equation
3,170,857.97 : 4,756,245.42 = 774,723.35 : x - Step 2: Convert to fraction form
3,170,857.97/4,756,245.42 = 774,723.35/x - Step 3: Cross multiply
3,170,857.97x = 4,756,245.42 × 774,723.35 - Step 4: Simplify right side
3,170,857.97x = 3,684,774,361,423.33 - Step 5: Solve for x
x = 3,684,774,361,423.33/3,170,857.97 - Step 6: Final answer
x = 1,162,074.87
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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.