Finding the Fourth Proportional to 2,080,323.70, 3,115,819.95 and 1,707,075.70
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Solution
The fourth proportional to 2,080,323.70, 3,115,819.95 and 1,707,075.70 is: 2,556,785.04
Step by Step Solution
- Step 1: Write the proportion equation
2,080,323.70 : 3,115,819.95 = 1,707,075.70 : x - Step 2: Convert to fraction form
2,080,323.70/3,115,819.95 = 1,707,075.70/x - Step 3: Cross multiply
2,080,323.70x = 3,115,819.95 × 1,707,075.70 - Step 4: Simplify right side
2,080,323.70x = 5,318,940,522,220.22 - Step 5: Solve for x
x = 5,318,940,522,220.22/2,080,323.70 - Step 6: Final answer
x = 2,556,785.04
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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.