Finding the Fourth Proportional to 5,226,910.32, 7,829,867.76 and 2,383,110.48
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Solution
The fourth proportional to 5,226,910.32, 7,829,867.76 and 2,383,110.48 is: 3,569,879.48
Step by Step Solution
- Step 1: Write the proportion equation
5,226,910.32 : 7,829,867.76 = 2,383,110.48 : x - Step 2: Convert to fraction form
5,226,910.32/7,829,867.76 = 2,383,110.48/x - Step 3: Cross multiply
5,226,910.32x = 7,829,867.76 × 2,383,110.48 - Step 4: Simplify right side
5,226,910.32x = 18,659,439,915,870.12 - Step 5: Solve for x
x = 18,659,439,915,870.12/5,226,910.32 - Step 6: Final answer
x = 3,569,879.48
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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.