Finding the Third Proportional to 781,990.75 and 1,713,448.75
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Solution
The third proportional to 781,990.75 and 1,713,448.75 is: 3,754,400.70
Step by Step Solution
- Step 1: Write the proportion equation
781,990.75 : 1,713,448.75 = 1,713,448.75 : x - Step 2: Convert to fraction form
781,990.75/1,713,448.75 = 1,713,448.75/x - Step 3: Cross multiply
781,990.75x = 1,713,448.75 × 1,713,448.75 - Step 4: Simplify right side
781,990.75x = 2,935,906,618,876.56 - Step 5: Solve for x
x = 2,935,906,618,876.56/781,990.75 - Step 6: Final answer
x = 3,754,400.70
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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.