Finding the Fourth Proportional to 2,528,450.66, 3,791,496.87 and 1,313,700.75
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Solution
The fourth proportional to 2,528,450.66, 3,791,496.87 and 1,313,700.75 is: 1,969,938.49
Step by Step Solution
- Step 1: Write the proportion equation
2,528,450.66 : 3,791,496.87 = 1,313,700.75 : x - Step 2: Convert to fraction form
2,528,450.66/3,791,496.87 = 1,313,700.75/x - Step 3: Cross multiply
2,528,450.66x = 3,791,496.87 × 1,313,700.75 - Step 4: Simplify right side
2,528,450.66x = 4,980,892,281,741.65 - Step 5: Solve for x
x = 4,980,892,281,741.65/2,528,450.66 - Step 6: Final answer
x = 1,969,938.49
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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.