Finding the Fourth Proportional to 1,468,311.70, 2,202,467.55 and 908,439.70
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Solution
The fourth proportional to 1,468,311.70, 2,202,467.55 and 908,439.70 is: 1,362,659.55
Step by Step Solution
- Step 1: Write the proportion equation
1,468,311.70 : 2,202,467.55 = 908,439.70 : x - Step 2: Convert to fraction form
1,468,311.70/2,202,467.55 = 908,439.70/x - Step 3: Cross multiply
1,468,311.70x = 2,202,467.55 × 908,439.70 - Step 4: Simplify right side
1,468,311.70x = 2,000,808,960,381.73 - Step 5: Solve for x
x = 2,000,808,960,381.73/1,468,311.70 - Step 6: Final answer
x = 1,362,659.55
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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.