Finding the Fourth Proportional to 2,042,163.40, 3,063,901.20 and 1,369,004.80
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Solution
The fourth proportional to 2,042,163.40, 3,063,901.20 and 1,369,004.80 is: 2,053,947.03
Step by Step Solution
- Step 1: Write the proportion equation
2,042,163.40 : 3,063,901.20 = 1,369,004.80 : x - Step 2: Convert to fraction form
2,042,163.40/3,063,901.20 = 1,369,004.80/x - Step 3: Cross multiply
2,042,163.40x = 3,063,901.20 × 1,369,004.80 - Step 4: Simplify right side
2,042,163.40x = 4,194,495,449,525.76 - Step 5: Solve for x
x = 4,194,495,449,525.76/2,042,163.40 - Step 6: Final answer
x = 2,053,947.03
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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.