Finding the Fourth Proportional to 2,780,161.48, 4,170,585.66 and 982,674.28
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Solution
The fourth proportional to 2,780,161.48, 4,170,585.66 and 982,674.28 is: 1,474,132.81
Step by Step Solution
- Step 1: Write the proportion equation
2,780,161.48 : 4,170,585.66 = 982,674.28 : x - Step 2: Convert to fraction form
2,780,161.48/4,170,585.66 = 982,674.28/x - Step 3: Cross multiply
2,780,161.48x = 4,170,585.66 × 982,674.28 - Step 4: Simplify right side
2,780,161.48x = 4,098,327,260,618.83 - Step 5: Solve for x
x = 4,098,327,260,618.83/2,780,161.48 - Step 6: Final answer
x = 1,474,132.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.