Finding the Fourth Proportional to 4,731,415.20, 7,093,234.80 and 2,037,808.80
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Solution
The fourth proportional to 4,731,415.20, 7,093,234.80 and 2,037,808.80 is: 3,055,038.65
Step by Step Solution
- Step 1: Write the proportion equation
4,731,415.20 : 7,093,234.80 = 2,037,808.80 : x - Step 2: Convert to fraction form
4,731,415.20/7,093,234.80 = 2,037,808.80/x - Step 3: Cross multiply
4,731,415.20x = 7,093,234.80 × 2,037,808.80 - Step 4: Simplify right side
4,731,415.20x = 14,454,656,295,906.24 - Step 5: Solve for x
x = 14,454,656,295,906.24/4,731,415.20 - Step 6: Final answer
x = 3,055,038.65
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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.