Finding the Third Proportional to 764,554 and 1,214,415
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Solution
The third proportional to 764,554 and 1,214,415 is: 1,928,972.70
Step by Step Solution
- Step 1: Write the proportion equation
764,554 : 1,214,415 = 1,214,415 : x - Step 2: Convert to fraction form
764,554/1,214,415 = 1,214,415/x - Step 3: Cross multiply
764,554x = 1,214,415 × 1,214,415 - Step 4: Simplify right side
764,554x = 1,474,803,792,225 - Step 5: Solve for x
x = 1,474,803,792,225/764,554 - Step 6: Final answer
x = 1,928,972.70
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.