Finding the Fourth Proportional to 2,190,751.97, 3,286,229.45 and 674,502.82
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Solution
The fourth proportional to 2,190,751.97, 3,286,229.45 and 674,502.82 is: 1,011,785.48
Step by Step Solution
- Step 1: Write the proportion equation
2,190,751.97 : 3,286,229.45 = 674,502.82 : x - Step 2: Convert to fraction form
2,190,751.97/3,286,229.45 = 674,502.82/x - Step 3: Cross multiply
2,190,751.97x = 3,286,229.45 × 674,502.82 - Step 4: Simplify right side
2,190,751.97x = 2,216,571,019,603.96 - Step 5: Solve for x
x = 2,216,571,019,603.96/2,190,751.97 - Step 6: Final answer
x = 1,011,785.48
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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.