Finding the Fourth Proportional to 5,176,620.72, 7,764,950.16 and 1,582,373.70
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Solution
The fourth proportional to 5,176,620.72, 7,764,950.16 and 1,582,373.70 is: 2,373,566.38
Step by Step Solution
- Step 1: Write the proportion equation
5,176,620.72 : 7,764,950.16 = 1,582,373.70 : x - Step 2: Convert to fraction form
5,176,620.72/7,764,950.16 = 1,582,373.70/x - Step 3: Cross multiply
5,176,620.72x = 7,764,950.16 × 1,582,373.70 - Step 4: Simplify right side
5,176,620.72x = 12,287,052,914,994.79 - Step 5: Solve for x
x = 12,287,052,914,994.79/5,176,620.72 - Step 6: Final answer
x = 2,373,566.38
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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.