Finding the Fourth Proportional to 2,197,708.70, 3,296,563.05 and 2,158,342.70
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Solution
The fourth proportional to 2,197,708.70, 3,296,563.05 and 2,158,342.70 is: 3,237,514.05
Step by Step Solution
- Step 1: Write the proportion equation
2,197,708.70 : 3,296,563.05 = 2,158,342.70 : x - Step 2: Convert to fraction form
2,197,708.70/3,296,563.05 = 2,158,342.70/x - Step 3: Cross multiply
2,197,708.70x = 3,296,563.05 × 2,158,342.70 - Step 4: Simplify right side
2,197,708.70x = 7,115,112,794,057.24 - Step 5: Solve for x
x = 7,115,112,794,057.24/2,197,708.70 - Step 6: Final answer
x = 3,237,514.05
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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.