Finding the Third Proportional to 642,265.50 and 1,487,295.75
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Solution
The third proportional to 642,265.50 and 1,487,295.75 is: 3,444,134.32
Step by Step Solution
- Step 1: Write the proportion equation
642,265.50 : 1,487,295.75 = 1,487,295.75 : x - Step 2: Convert to fraction form
642,265.50/1,487,295.75 = 1,487,295.75/x - Step 3: Cross multiply
642,265.50x = 1,487,295.75 × 1,487,295.75 - Step 4: Simplify right side
642,265.50x = 2,212,048,647,968.06 - Step 5: Solve for x
x = 2,212,048,647,968.06/642,265.50 - Step 6: Final answer
x = 3,444,134.32
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.