Finding the Third Proportional to 669,890.25 and 1,305,952.88
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Solution
The third proportional to 669,890.25 and 1,305,952.88 is: 2,545,958.70
Step by Step Solution
- Step 1: Write the proportion equation
669,890.25 : 1,305,952.88 = 1,305,952.88 : x - Step 2: Convert to fraction form
669,890.25/1,305,952.88 = 1,305,952.88/x - Step 3: Cross multiply
669,890.25x = 1,305,952.88 × 1,305,952.88 - Step 4: Simplify right side
669,890.25x = 1,705,512,911,720.77 - Step 5: Solve for x
x = 1,705,512,911,720.77/669,890.25 - Step 6: Final answer
x = 2,545,958.70
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Why These Related Problems?
These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.