Finding the Third Proportional to 930,210 and 1,395,315
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Solution
The third proportional to 930,210 and 1,395,315 is: 2,092,972.50
Step by Step Solution
- Step 1: Write the proportion equation
930,210 : 1,395,315 = 1,395,315 : x - Step 2: Convert to fraction form
930,210/1,395,315 = 1,395,315/x - Step 3: Cross multiply
930,210x = 1,395,315 × 1,395,315 - Step 4: Simplify right side
930,210x = 1,946,903,949,225 - Step 5: Solve for x
x = 1,946,903,949,225/930,210 - Step 6: Final answer
x = 2,092,972.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.