Finding the Fourth Proportional to 1,344,310.10, 2,016,465.15 and 1,197,343.70
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Solution
The fourth proportional to 1,344,310.10, 2,016,465.15 and 1,197,343.70 is: 1,796,015.55
Step by Step Solution
- Step 1: Write the proportion equation
1,344,310.10 : 2,016,465.15 = 1,197,343.70 : x - Step 2: Convert to fraction form
1,344,310.10/2,016,465.15 = 1,197,343.70/x - Step 3: Cross multiply
1,344,310.10x = 2,016,465.15 × 1,197,343.70 - Step 4: Simplify right side
1,344,310.10x = 2,414,401,843,622.05 - Step 5: Solve for x
x = 2,414,401,843,622.05/1,344,310.10 - Step 6: Final answer
x = 1,796,015.55
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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.