Finding the Fourth Proportional to 2,632,440.81, 3,948,902.19 and 739,169.49
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Solution
The fourth proportional to 2,632,440.81, 3,948,902.19 and 739,169.49 is: 1,108,821.90
Step by Step Solution
- Step 1: Write the proportion equation
2,632,440.81 : 3,948,902.19 = 739,169.49 : x - Step 2: Convert to fraction form
2,632,440.81/3,948,902.19 = 739,169.49/x - Step 3: Cross multiply
2,632,440.81x = 3,948,902.19 × 739,169.49 - Step 4: Simplify right side
2,632,440.81x = 2,918,908,017,842.18 - Step 5: Solve for x
x = 2,918,908,017,842.18/2,632,440.81 - Step 6: Final answer
x = 1,108,821.90
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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.