Finding the Third Proportional to 763,948 and 1,618,965
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Solution
The third proportional to 763,948 and 1,618,965 is: 3,430,924.19
Step by Step Solution
- Step 1: Write the proportion equation
763,948 : 1,618,965 = 1,618,965 : x - Step 2: Convert to fraction form
763,948/1,618,965 = 1,618,965/x - Step 3: Cross multiply
763,948x = 1,618,965 × 1,618,965 - Step 4: Simplify right side
763,948x = 2,621,047,671,225 - Step 5: Solve for x
x = 2,621,047,671,225/763,948 - Step 6: Final answer
x = 3,430,924.19
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.