Finding the Fourth Proportional to 3,503,441.76, 5,252,829.12 and 1,259,288.16
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Solution
The fourth proportional to 3,503,441.76, 5,252,829.12 and 1,259,288.16 is: 1,888,093.47
Step by Step Solution
- Step 1: Write the proportion equation
3,503,441.76 : 5,252,829.12 = 1,259,288.16 : x - Step 2: Convert to fraction form
3,503,441.76/5,252,829.12 = 1,259,288.16/x - Step 3: Cross multiply
3,503,441.76x = 5,252,829.12 × 1,259,288.16 - Step 4: Simplify right side
3,503,441.76x = 6,614,825,517,319.22 - Step 5: Solve for x
x = 6,614,825,517,319.22/3,503,441.76 - Step 6: Final answer
x = 1,888,093.47
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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.