Finding the Third Proportional to 612,225 and 1,429,643
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Solution
The third proportional to 612,225 and 1,429,643 is: 3,338,444.37
Step by Step Solution
- Step 1: Write the proportion equation
612,225 : 1,429,643 = 1,429,643 : x - Step 2: Convert to fraction form
612,225/1,429,643 = 1,429,643/x - Step 3: Cross multiply
612,225x = 1,429,643 × 1,429,643 - Step 4: Simplify right side
612,225x = 2,043,879,107,449 - Step 5: Solve for x
x = 2,043,879,107,449/612,225 - Step 6: Final answer
x = 3,338,444.37
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.