Finding the Third Proportional to 3,276,435 and 5,128,564.50
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Solution
The third proportional to 3,276,435 and 5,128,564.50 is: 8,027,680.64
Step by Step Solution
- Step 1: Write the proportion equation
3,276,435 : 5,128,564.50 = 5,128,564.50 : x - Step 2: Convert to fraction form
3,276,435/5,128,564.50 = 5,128,564.50/x - Step 3: Cross multiply
3,276,435x = 5,128,564.50 × 5,128,564.50 - Step 4: Simplify right side
3,276,435x = 26,302,173,830,660.25 - Step 5: Solve for x
x = 26,302,173,830,660.25/3,276,435 - Step 6: Final answer
x = 8,027,680.64
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.