Finding the Fourth Proportional to 2,560,480.26, 3,840,670.95 and 764,580.58
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Solution
The fourth proportional to 2,560,480.26, 3,840,670.95 and 764,580.58 is: 1,146,856.11
Step by Step Solution
- Step 1: Write the proportion equation
2,560,480.26 : 3,840,670.95 = 764,580.58 : x - Step 2: Convert to fraction form
2,560,480.26/3,840,670.95 = 764,580.58/x - Step 3: Cross multiply
2,560,480.26x = 3,840,670.95 × 764,580.58 - Step 4: Simplify right side
2,560,480.26x = 2,936,502,422,540.15 - Step 5: Solve for x
x = 2,936,502,422,540.15/2,560,480.26 - Step 6: Final answer
x = 1,146,856.11
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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.