Finding the Fourth Proportional to 1,382,353.02, 2,073,218.49 and 495,889.02
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Solution
The fourth proportional to 1,382,353.02, 2,073,218.49 and 495,889.02 is: 743,721.95
Step by Step Solution
- Step 1: Write the proportion equation
1,382,353.02 : 2,073,218.49 = 495,889.02 : x - Step 2: Convert to fraction form
1,382,353.02/2,073,218.49 = 495,889.02/x - Step 3: Cross multiply
1,382,353.02x = 2,073,218.49 × 495,889.02 - Step 4: Simplify right side
1,382,353.02x = 1,028,086,285,251.98 - Step 5: Solve for x
x = 1,028,086,285,251.98/1,382,353.02 - Step 6: Final answer
x = 743,721.95
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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.