Finding the Fourth Proportional to 5,465,524.56, 8,192,800.20 and 1,868,831.75
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Solution
The fourth proportional to 5,465,524.56, 8,192,800.20 and 1,868,831.75 is: 2,801,371.57
Step by Step Solution
- Step 1: Write the proportion equation
5,465,524.56 : 8,192,800.20 = 1,868,831.75 : x - Step 2: Convert to fraction form
5,465,524.56/8,192,800.20 = 1,868,831.75/x - Step 3: Cross multiply
5,465,524.56x = 8,192,800.20 × 1,868,831.75 - Step 4: Simplify right side
5,465,524.56x = 15,310,965,094,202.35 - Step 5: Solve for x
x = 15,310,965,094,202.35/5,465,524.56 - Step 6: Final answer
x = 2,801,371.57
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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.