Finding the Third Proportional to 426,135.75 and 919,869.75
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Solution
The third proportional to 426,135.75 and 919,869.75 is: 1,985,659.16
Step by Step Solution
- Step 1: Write the proportion equation
426,135.75 : 919,869.75 = 919,869.75 : x - Step 2: Convert to fraction form
426,135.75/919,869.75 = 919,869.75/x - Step 3: Cross multiply
426,135.75x = 919,869.75 × 919,869.75 - Step 4: Simplify right side
426,135.75x = 846,160,356,965.06 - Step 5: Solve for x
x = 846,160,356,965.06/426,135.75 - Step 6: Final answer
x = 1,985,659.16
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.