Finding the Third Proportional to 778,122 and 1,648,581.75
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Solution
The third proportional to 778,122 and 1,648,581.75 is: 3,492,796.48
Step by Step Solution
- Step 1: Write the proportion equation
778,122 : 1,648,581.75 = 1,648,581.75 : x - Step 2: Convert to fraction form
778,122/1,648,581.75 = 1,648,581.75/x - Step 3: Cross multiply
778,122x = 1,648,581.75 × 1,648,581.75 - Step 4: Simplify right side
778,122x = 2,717,821,786,433.06 - Step 5: Solve for x
x = 2,717,821,786,433.06/778,122 - Step 6: Final answer
x = 3,492,796.48
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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.