Finding the Fourth Proportional to 2,157,310.25, 3,235,124.41 and 808,737.02
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Solution
The fourth proportional to 2,157,310.25, 3,235,124.41 and 808,737.02 is: 1,212,790.27
Step by Step Solution
- Step 1: Write the proportion equation
2,157,310.25 : 3,235,124.41 = 808,737.02 : x - Step 2: Convert to fraction form
2,157,310.25/3,235,124.41 = 808,737.02/x - Step 3: Cross multiply
2,157,310.25x = 3,235,124.41 × 808,737.02 - Step 4: Simplify right side
2,157,310.25x = 2,616,364,880,738.63 - Step 5: Solve for x
x = 2,616,364,880,738.63/2,157,310.25 - Step 6: Final answer
x = 1,212,790.27
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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.