Finding the Third Proportional to 556,139.25 and 1,214,217
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Solution
The third proportional to 556,139.25 and 1,214,217 is: 2,650,995.99
Step by Step Solution
- Step 1: Write the proportion equation
556,139.25 : 1,214,217 = 1,214,217 : x - Step 2: Convert to fraction form
556,139.25/1,214,217 = 1,214,217/x - Step 3: Cross multiply
556,139.25x = 1,214,217 × 1,214,217 - Step 4: Simplify right side
556,139.25x = 1,474,322,923,089 - Step 5: Solve for x
x = 1,474,322,923,089/556,139.25 - Step 6: Final answer
x = 2,650,995.99
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.