Finding the Fourth Proportional to 2,541,782.87, 3,507,532.98 and 1,439,042.66
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Solution
The fourth proportional to 2,541,782.87, 3,507,532.98 and 1,439,042.66 is: 1,985,806.75
Step by Step Solution
- Step 1: Write the proportion equation
2,541,782.87 : 3,507,532.98 = 1,439,042.66 : x - Step 2: Convert to fraction form
2,541,782.87/3,507,532.98 = 1,439,042.66/x - Step 3: Cross multiply
2,541,782.87x = 3,507,532.98 × 1,439,042.66 - Step 4: Simplify right side
2,541,782.87x = 5,047,489,589,576.93 - Step 5: Solve for x
x = 5,047,489,589,576.93/2,541,782.87 - Step 6: Final answer
x = 1,985,806.75
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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.