Finding the Fourth Proportional to 5,431,561.08, 8,148,223.44 and 1,837,546.80
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Solution
The fourth proportional to 5,431,561.08, 8,148,223.44 and 1,837,546.80 is: 2,756,618.53
Step by Step Solution
- Step 1: Write the proportion equation
5,431,561.08 : 8,148,223.44 = 1,837,546.80 : x - Step 2: Convert to fraction form
5,431,561.08/8,148,223.44 = 1,837,546.80/x - Step 3: Cross multiply
5,431,561.08x = 8,148,223.44 × 1,837,546.80 - Step 4: Simplify right side
5,431,561.08x = 14,972,741,907,856.99 - Step 5: Solve for x
x = 14,972,741,907,856.99/5,431,561.08 - Step 6: Final answer
x = 2,756,618.53
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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.