Finding the Third Proportional to 670,126.50 and 1,445,221
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Solution
The third proportional to 670,126.50 and 1,445,221 is: 3,116,820.09
Step by Step Solution
- Step 1: Write the proportion equation
670,126.50 : 1,445,221 = 1,445,221 : x - Step 2: Convert to fraction form
670,126.50/1,445,221 = 1,445,221/x - Step 3: Cross multiply
670,126.50x = 1,445,221 × 1,445,221 - Step 4: Simplify right side
670,126.50x = 2,088,663,738,841 - Step 5: Solve for x
x = 2,088,663,738,841/670,126.50 - Step 6: Final answer
x = 3,116,820.09
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.