Finding the Third Proportional to 873,190 and 1,908,703
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Solution
The third proportional to 873,190 and 1,908,703 is: 4,172,227.28
Step by Step Solution
- Step 1: Write the proportion equation
873,190 : 1,908,703 = 1,908,703 : x - Step 2: Convert to fraction form
873,190/1,908,703 = 1,908,703/x - Step 3: Cross multiply
873,190x = 1,908,703 × 1,908,703 - Step 4: Simplify right side
873,190x = 3,643,147,142,209 - Step 5: Solve for x
x = 3,643,147,142,209/873,190 - Step 6: Final answer
x = 4,172,227.28
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.