Finding the Fourth Proportional to 3,649,665.52, 5,474,146.44 and 1,124,642.80
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Solution
The fourth proportional to 3,649,665.52, 5,474,146.44 and 1,124,642.80 is: 1,686,855.78
Step by Step Solution
- Step 1: Write the proportion equation
3,649,665.52 : 5,474,146.44 = 1,124,642.80 : x - Step 2: Convert to fraction form
3,649,665.52/5,474,146.44 = 1,124,642.80/x - Step 3: Cross multiply
3,649,665.52x = 5,474,146.44 × 1,124,642.80 - Step 4: Simplify right side
3,649,665.52x = 6,156,459,379,891.63 - Step 5: Solve for x
x = 6,156,459,379,891.63/3,649,665.52 - Step 6: Final answer
x = 1,686,855.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.