Finding the Third Proportional to 665,747 and 1,437,720
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Solution
The third proportional to 665,747 and 1,437,720 is: 3,104,841.33
Step by Step Solution
- Step 1: Write the proportion equation
665,747 : 1,437,720 = 1,437,720 : x - Step 2: Convert to fraction form
665,747/1,437,720 = 1,437,720/x - Step 3: Cross multiply
665,747x = 1,437,720 × 1,437,720 - Step 4: Simplify right side
665,747x = 2,067,038,798,400 - Step 5: Solve for x
x = 2,067,038,798,400/665,747 - Step 6: Final answer
x = 3,104,841.33
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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.