Finding the Fourth Proportional to 1,096,188.63, 1,512,633.99 and 688,160.04
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Solution
The fourth proportional to 1,096,188.63, 1,512,633.99 and 688,160.04 is: 949,594.11
Step by Step Solution
- Step 1: Write the proportion equation
1,096,188.63 : 1,512,633.99 = 688,160.04 : x - Step 2: Convert to fraction form
1,096,188.63/1,512,633.99 = 688,160.04/x - Step 3: Cross multiply
1,096,188.63x = 1,512,633.99 × 688,160.04 - Step 4: Simplify right side
1,096,188.63x = 1,040,934,267,063.76 - Step 5: Solve for x
x = 1,040,934,267,063.76/1,096,188.63 - Step 6: Final answer
x = 949,594.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.