Finding the Third Proportional to 985,911 and 1,587,292.50
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Solution
The third proportional to 985,911 and 1,587,292.50 is: 2,555,501.95
Step by Step Solution
- Step 1: Write the proportion equation
985,911 : 1,587,292.50 = 1,587,292.50 : x - Step 2: Convert to fraction form
985,911/1,587,292.50 = 1,587,292.50/x - Step 3: Cross multiply
985,911x = 1,587,292.50 × 1,587,292.50 - Step 4: Simplify right side
985,911x = 2,519,497,480,556.25 - Step 5: Solve for x
x = 2,519,497,480,556.25/985,911 - Step 6: Final answer
x = 2,555,501.95
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.