Finding the Third Proportional to 687,786.75 and 1,618,331.63
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Solution
The third proportional to 687,786.75 and 1,618,331.63 is: 3,807,862.32
Step by Step Solution
- Step 1: Write the proportion equation
687,786.75 : 1,618,331.63 = 1,618,331.63 : x - Step 2: Convert to fraction form
687,786.75/1,618,331.63 = 1,618,331.63/x - Step 3: Cross multiply
687,786.75x = 1,618,331.63 × 1,618,331.63 - Step 4: Simplify right side
687,786.75x = 2,618,997,248,475.14 - Step 5: Solve for x
x = 2,618,997,248,475.14/687,786.75 - Step 6: Final answer
x = 3,807,862.32
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Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.