Finding the Fourth Proportional to 2,479,945.44, 3,421,917.18 and 1,461,211.68
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Solution
The fourth proportional to 2,479,945.44, 3,421,917.18 and 1,461,211.68 is: 2,016,232.00
Step by Step Solution
- Step 1: Write the proportion equation
2,479,945.44 : 3,421,917.18 = 1,461,211.68 : x - Step 2: Convert to fraction form
2,479,945.44/3,421,917.18 = 1,461,211.68/x - Step 3: Cross multiply
2,479,945.44x = 3,421,917.18 × 1,461,211.68 - Step 4: Simplify right side
2,479,945.44x = 5,000,145,351,408.66 - Step 5: Solve for x
x = 5,000,145,351,408.66/2,479,945.44 - Step 6: Final answer
x = 2,016,232.00
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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.