Finding the Third Proportional to 783,590 and 1,163,865
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Solution
The third proportional to 783,590 and 1,163,865 is: 1,728,686.86
Step by Step Solution
- Step 1: Write the proportion equation
783,590 : 1,163,865 = 1,163,865 : x - Step 2: Convert to fraction form
783,590/1,163,865 = 1,163,865/x - Step 3: Cross multiply
783,590x = 1,163,865 × 1,163,865 - Step 4: Simplify right side
783,590x = 1,354,581,738,225 - Step 5: Solve for x
x = 1,354,581,738,225/783,590 - Step 6: Final answer
x = 1,728,686.86
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.