Finding the Fourth Proportional to 2,230,255.51, 3,077,767.34 and 1,211,659.99
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Solution
The fourth proportional to 2,230,255.51, 3,077,767.34 and 1,211,659.99 is: 1,672,098.79
Step by Step Solution
- Step 1: Write the proportion equation
2,230,255.51 : 3,077,767.34 = 1,211,659.99 : x - Step 2: Convert to fraction form
2,230,255.51/3,077,767.34 = 1,211,659.99/x - Step 3: Cross multiply
2,230,255.51x = 3,077,767.34 × 1,211,659.99 - Step 4: Simplify right side
2,230,255.51x = 3,729,207,544,406.73 - Step 5: Solve for x
x = 3,729,207,544,406.73/2,230,255.51 - Step 6: Final answer
x = 1,672,098.79
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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.