Finding the Fourth Proportional to 1,704,581.16, 2,556,207.10 and 639,042.44
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Solution
The fourth proportional to 1,704,581.16, 2,556,207.10 and 639,042.44 is: 958,314.49
Step by Step Solution
- Step 1: Write the proportion equation
1,704,581.16 : 2,556,207.10 = 639,042.44 : x - Step 2: Convert to fraction form
1,704,581.16/2,556,207.10 = 639,042.44/x - Step 3: Cross multiply
1,704,581.16x = 2,556,207.10 × 639,042.44 - Step 4: Simplify right side
1,704,581.16x = 1,633,524,822,329.32 - Step 5: Solve for x
x = 1,633,524,822,329.32/1,704,581.16 - Step 6: Final answer
x = 958,314.49
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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.