Finding the Fourth Proportional to 4,159,744.95, 6,268,010.74 and 3,418,197.92
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Solution
The fourth proportional to 4,159,744.95, 6,268,010.74 and 3,418,197.92 is: 5,150,628.58
Step by Step Solution
- Step 1: Write the proportion equation
4,159,744.95 : 6,268,010.74 = 3,418,197.92 : x - Step 2: Convert to fraction form
4,159,744.95/6,268,010.74 = 3,418,197.92/x - Step 3: Cross multiply
4,159,744.95x = 6,268,010.74 × 3,418,197.92 - Step 4: Simplify right side
4,159,744.95x = 21,425,301,234,120.11 - Step 5: Solve for x
x = 21,425,301,234,120.11/4,159,744.95 - Step 6: Final answer
x = 5,150,628.58
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.