Finding the Fourth Proportional to 2,121,634.26, 2,929,163.40 and 1,460,475
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Solution
The fourth proportional to 2,121,634.26, 2,929,163.40 and 1,460,475 is: 2,016,355.97
Step by Step Solution
- Step 1: Write the proportion equation
2,121,634.26 : 2,929,163.40 = 1,460,475 : x - Step 2: Convert to fraction form
2,121,634.26/2,929,163.40 = 1,460,475/x - Step 3: Cross multiply
2,121,634.26x = 2,929,163.40 × 1,460,475 - Step 4: Simplify right side
2,121,634.26x = 4,277,969,916,615 - Step 5: Solve for x
x = 4,277,969,916,615/2,121,634.26 - Step 6: Final answer
x = 2,016,355.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.