Finding the Fourth Proportional to 2,412,360.55, 3,328,906.17 and 1,324,624.51
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Solution
The fourth proportional to 2,412,360.55, 3,328,906.17 and 1,324,624.51 is: 1,827,898.70
Step by Step Solution
- Step 1: Write the proportion equation
2,412,360.55 : 3,328,906.17 = 1,324,624.51 : x - Step 2: Convert to fraction form
2,412,360.55/3,328,906.17 = 1,324,624.51/x - Step 3: Cross multiply
2,412,360.55x = 3,328,906.17 × 1,324,624.51 - Step 4: Simplify right side
2,412,360.55x = 4,409,550,704,272.23 - Step 5: Solve for x
x = 4,409,550,704,272.23/2,412,360.55 - Step 6: Final answer
x = 1,827,898.70
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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.