Finding the Third Proportional to 399,572 and 850,000
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Solution
The third proportional to 399,572 and 850,000 is: 1,808,184.76
Step by Step Solution
- Step 1: Write the proportion equation
399,572 : 850,000 = 850,000 : x - Step 2: Convert to fraction form
399,572/850,000 = 850,000/x - Step 3: Cross multiply
399,572x = 850,000 × 850,000 - Step 4: Simplify right side
399,572x = 722,500,000,000 - Step 5: Solve for x
x = 722,500,000,000/399,572 - Step 6: Final answer
x = 1,808,184.76
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.