Finding the Fourth Proportional to 1,640,600.10, 2,462,358.15 and 965,837.70
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Solution
The fourth proportional to 1,640,600.10, 2,462,358.15 and 965,837.70 is: 1,449,614.89
Step by Step Solution
- Step 1: Write the proportion equation
1,640,600.10 : 2,462,358.15 = 965,837.70 : x - Step 2: Convert to fraction form
1,640,600.10/2,462,358.15 = 965,837.70/x - Step 3: Cross multiply
1,640,600.10x = 2,462,358.15 × 965,837.70 - Step 4: Simplify right side
1,640,600.10x = 2,378,238,332,172.26 - Step 5: Solve for x
x = 2,378,238,332,172.26/1,640,600.10 - Step 6: Final answer
x = 1,449,614.89
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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.