Finding the Fourth Proportional to 4,294,622.22, 6,441,765.21 and 1,454,734.38
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Solution
The fourth proportional to 4,294,622.22, 6,441,765.21 and 1,454,734.38 is: 2,182,044.62
Step by Step Solution
- Step 1: Write the proportion equation
4,294,622.22 : 6,441,765.21 = 1,454,734.38 : x - Step 2: Convert to fraction form
4,294,622.22/6,441,765.21 = 1,454,734.38/x - Step 3: Cross multiply
4,294,622.22x = 6,441,765.21 × 1,454,734.38 - Step 4: Simplify right side
4,294,622.22x = 9,371,057,311,601.25 - Step 5: Solve for x
x = 9,371,057,311,601.25/4,294,622.22 - Step 6: Final answer
x = 2,182,044.62
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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.