Finding the Fourth Proportional to 2,158,559.52, 3,237,274.84 and 641,833.96
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Solution
The fourth proportional to 2,158,559.52, 3,237,274.84 and 641,833.96 is: 962,583.11
Step by Step Solution
- Step 1: Write the proportion equation
2,158,559.52 : 3,237,274.84 = 641,833.96 : x - Step 2: Convert to fraction form
2,158,559.52/3,237,274.84 = 641,833.96/x - Step 3: Cross multiply
2,158,559.52x = 3,237,274.84 × 641,833.96 - Step 4: Simplify right side
2,158,559.52x = 2,077,792,930,165.57 - Step 5: Solve for x
x = 2,077,792,930,165.57/2,158,559.52 - Step 6: Final answer
x = 962,583.11
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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.