Finding the Fourth Proportional to 1,597,153.72, 2,204,014.26 and 871,988.08
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Solution
The fourth proportional to 1,597,153.72, 2,204,014.26 and 871,988.08 is: 1,203,311.95
Step by Step Solution
- Step 1: Write the proportion equation
1,597,153.72 : 2,204,014.26 = 871,988.08 : x - Step 2: Convert to fraction form
1,597,153.72/2,204,014.26 = 871,988.08/x - Step 3: Cross multiply
1,597,153.72x = 2,204,014.26 × 871,988.08 - Step 4: Simplify right side
1,597,153.72x = 1,921,874,162,870.02 - Step 5: Solve for x
x = 1,921,874,162,870.02/1,597,153.72 - Step 6: Final answer
x = 1,203,311.95
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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.