Finding the Fourth Proportional to 2,080,370.70, 3,115,890.45 and 1,707,122.70
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Solution
The fourth proportional to 2,080,370.70, 3,115,890.45 and 1,707,122.70 is: 2,556,855.52
Step by Step Solution
- Step 1: Write the proportion equation
2,080,370.70 : 3,115,890.45 = 1,707,122.70 : x - Step 2: Convert to fraction form
2,080,370.70/3,115,890.45 = 1,707,122.70/x - Step 3: Cross multiply
2,080,370.70x = 3,115,890.45 × 1,707,122.70 - Step 4: Simplify right side
2,080,370.70x = 5,319,207,317,908.22 - Step 5: Solve for x
x = 5,319,207,317,908.22/2,080,370.70 - Step 6: Final answer
x = 2,556,855.52
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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.