Finding the Fourth Proportional to 5,522,408.91, 7,620,851.66 and 3,041,581.95
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Solution
The fourth proportional to 5,522,408.91, 7,620,851.66 and 3,041,581.95 is: 4,197,343.08
Step by Step Solution
- Step 1: Write the proportion equation
5,522,408.91 : 7,620,851.66 = 3,041,581.95 : x - Step 2: Convert to fraction form
5,522,408.91/7,620,851.66 = 3,041,581.95/x - Step 3: Cross multiply
5,522,408.91x = 7,620,851.66 × 3,041,581.95 - Step 4: Simplify right side
5,522,408.91x = 23,179,444,837,475.63 - Step 5: Solve for x
x = 23,179,444,837,475.63/5,522,408.91 - Step 6: Final answer
x = 4,197,343.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.