Finding the Third Proportional to 542,434 and 1,134,440
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Solution
The third proportional to 542,434 and 1,134,440 is: 2,372,554.29
Step by Step Solution
- Step 1: Write the proportion equation
542,434 : 1,134,440 = 1,134,440 : x - Step 2: Convert to fraction form
542,434/1,134,440 = 1,134,440/x - Step 3: Cross multiply
542,434x = 1,134,440 × 1,134,440 - Step 4: Simplify right side
542,434x = 1,286,954,113,600 - Step 5: Solve for x
x = 1,286,954,113,600/542,434 - Step 6: Final answer
x = 2,372,554.29
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.