Finding the Fourth Proportional to 2,195,243.42, 3,292,846.66 and 1,715,874.44
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Solution
The fourth proportional to 2,195,243.42, 3,292,846.66 and 1,715,874.44 is: 2,573,797.22
Step by Step Solution
- Step 1: Write the proportion equation
2,195,243.42 : 3,292,846.66 = 1,715,874.44 : x - Step 2: Convert to fraction form
2,195,243.42/3,292,846.66 = 1,715,874.44/x - Step 3: Cross multiply
2,195,243.42x = 3,292,846.66 × 1,715,874.44 - Step 4: Simplify right side
2,195,243.42x = 5,650,111,420,816.21 - Step 5: Solve for x
x = 5,650,111,420,816.21/2,195,243.42 - Step 6: Final answer
x = 2,573,797.22
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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.