Finding the Fourth Proportional to 2,571,074.63, 3,548,006.09 and 1,409,481.15
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Solution
The fourth proportional to 2,571,074.63, 3,548,006.09 and 1,409,481.15 is: 1,945,041.84
Step by Step Solution
- Step 1: Write the proportion equation
2,571,074.63 : 3,548,006.09 = 1,409,481.15 : x - Step 2: Convert to fraction form
2,571,074.63/3,548,006.09 = 1,409,481.15/x - Step 3: Cross multiply
2,571,074.63x = 3,548,006.09 × 1,409,481.15 - Step 4: Simplify right side
2,571,074.63x = 5,000,847,716,759.19 - Step 5: Solve for x
x = 5,000,847,716,759.19/2,571,074.63 - Step 6: Final answer
x = 1,945,041.84
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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.