Finding the Third Proportional to 621,432 and 1,346,544
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Solution
The third proportional to 621,432 and 1,346,544 is: 2,917,746.02
Step by Step Solution
- Step 1: Write the proportion equation
621,432 : 1,346,544 = 1,346,544 : x - Step 2: Convert to fraction form
621,432/1,346,544 = 1,346,544/x - Step 3: Cross multiply
621,432x = 1,346,544 × 1,346,544 - Step 4: Simplify right side
621,432x = 1,813,180,743,936 - Step 5: Solve for x
x = 1,813,180,743,936/621,432 - Step 6: Final answer
x = 2,917,746.02
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.