Finding the Fourth Proportional to 6,484,609.28, 9,727,112.09 and 2,224,717.76
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Solution
The fourth proportional to 6,484,609.28, 9,727,112.09 and 2,224,717.76 is: 3,337,144.62
Step by Step Solution
- Step 1: Write the proportion equation
6,484,609.28 : 9,727,112.09 = 2,224,717.76 : x - Step 2: Convert to fraction form
6,484,609.28/9,727,112.09 = 2,224,717.76/x - Step 3: Cross multiply
6,484,609.28x = 9,727,112.09 × 2,224,717.76 - Step 4: Simplify right side
6,484,609.28x = 21,640,078,977,059.95 - Step 5: Solve for x
x = 21,640,078,977,059.95/6,484,609.28 - Step 6: Final answer
x = 3,337,144.62
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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.