Finding the Fourth Proportional to 1,855,797.26, 2,783,695.88 and 454,965.26
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Solution
The fourth proportional to 1,855,797.26, 2,783,695.88 and 454,965.26 is: 682,447.89
Step by Step Solution
- Step 1: Write the proportion equation
1,855,797.26 : 2,783,695.88 = 454,965.26 : x - Step 2: Convert to fraction form
1,855,797.26/2,783,695.88 = 454,965.26/x - Step 3: Cross multiply
1,855,797.26x = 2,783,695.88 × 454,965.26 - Step 4: Simplify right side
1,855,797.26x = 1,266,484,919,805.13 - Step 5: Solve for x
x = 1,266,484,919,805.13/1,855,797.26 - Step 6: Final answer
x = 682,447.89
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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.