Finding the Fourth Proportional to 1,647,260.34, 2,273,220.21 and 922,109.46
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Solution
The fourth proportional to 1,647,260.34, 2,273,220.21 and 922,109.46 is: 1,272,511.58
Step by Step Solution
- Step 1: Write the proportion equation
1,647,260.34 : 2,273,220.21 = 922,109.46 : x - Step 2: Convert to fraction form
1,647,260.34/2,273,220.21 = 922,109.46/x - Step 3: Cross multiply
1,647,260.34x = 2,273,220.21 × 922,109.46 - Step 4: Simplify right side
1,647,260.34x = 2,096,157,860,304.19 - Step 5: Solve for x
x = 2,096,157,860,304.19/1,647,260.34 - Step 6: Final answer
x = 1,272,511.58
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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.