Finding the Fourth Proportional to 2,888,639.28, 3,986,270.28 and 1,599,475.68
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Solution
The fourth proportional to 2,888,639.28, 3,986,270.28 and 1,599,475.68 is: 2,207,247.69
Step by Step Solution
- Step 1: Write the proportion equation
2,888,639.28 : 3,986,270.28 = 1,599,475.68 : x - Step 2: Convert to fraction form
2,888,639.28/3,986,270.28 = 1,599,475.68/x - Step 3: Cross multiply
2,888,639.28x = 3,986,270.28 × 1,599,475.68 - Step 4: Simplify right side
2,888,639.28x = 6,375,942,366,766.79 - Step 5: Solve for x
x = 6,375,942,366,766.79/2,888,639.28 - Step 6: Final answer
x = 2,207,247.69
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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.