Finding the Fourth Proportional to 2,481,450.70, 3,722,176.05 and 1,221,738.70
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Solution
The fourth proportional to 2,481,450.70, 3,722,176.05 and 1,221,738.70 is: 1,832,608.05
Step by Step Solution
- Step 1: Write the proportion equation
2,481,450.70 : 3,722,176.05 = 1,221,738.70 : x - Step 2: Convert to fraction form
2,481,450.70/3,722,176.05 = 1,221,738.70/x - Step 3: Cross multiply
2,481,450.70x = 3,722,176.05 × 1,221,738.70 - Step 4: Simplify right side
2,481,450.70x = 4,547,526,528,498.14 - Step 5: Solve for x
x = 4,547,526,528,498.14/2,481,450.70 - Step 6: Final answer
x = 1,832,608.05
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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.