Finding the Fourth Proportional to 1,715,620.91, 2,571,635.81 and 577,989.99
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Solution
The fourth proportional to 1,715,620.91, 2,571,635.81 and 577,989.99 is: 866,380.06
Step by Step Solution
- Step 1: Write the proportion equation
1,715,620.91 : 2,571,635.81 = 577,989.99 : x - Step 2: Convert to fraction form
1,715,620.91/2,571,635.81 = 577,989.99/x - Step 3: Cross multiply
1,715,620.91x = 2,571,635.81 × 577,989.99 - Step 4: Simplify right side
1,715,620.91x = 1,486,379,741,032.58 - Step 5: Solve for x
x = 1,486,379,741,032.58/1,715,620.91 - Step 6: Final answer
x = 866,380.06
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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.