Finding the Fourth Proportional to 3,934,806.26, 5,902,421.00 and 1,239,342.53
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Solution
The fourth proportional to 3,934,806.26, 5,902,421.00 and 1,239,342.53 is: 1,859,080.44
Step by Step Solution
- Step 1: Write the proportion equation
3,934,806.26 : 5,902,421.00 = 1,239,342.53 : x - Step 2: Convert to fraction form
3,934,806.26/5,902,421.00 = 1,239,342.53/x - Step 3: Cross multiply
3,934,806.26x = 5,902,421.00 × 1,239,342.53 - Step 4: Simplify right side
3,934,806.26x = 7,315,121,339,556.31 - Step 5: Solve for x
x = 7,315,121,339,556.31/3,934,806.26 - Step 6: Final answer
x = 1,859,080.44
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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.