Finding the Third Proportional to 991,119 and 1,575,292.50
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Solution
The third proportional to 991,119 and 1,575,292.50 is: 2,503,782.55
Step by Step Solution
- Step 1: Write the proportion equation
991,119 : 1,575,292.50 = 1,575,292.50 : x - Step 2: Convert to fraction form
991,119/1,575,292.50 = 1,575,292.50/x - Step 3: Cross multiply
991,119x = 1,575,292.50 × 1,575,292.50 - Step 4: Simplify right side
991,119x = 2,481,546,460,556.25 - Step 5: Solve for x
x = 2,481,546,460,556.25/991,119 - Step 6: Final answer
x = 2,503,782.55
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.