Finding the Third Proportional to 556,137 and 1,214,214
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Solution
The third proportional to 556,137 and 1,214,214 is: 2,650,993.62
Step by Step Solution
- Step 1: Write the proportion equation
556,137 : 1,214,214 = 1,214,214 : x - Step 2: Convert to fraction form
556,137/1,214,214 = 1,214,214/x - Step 3: Cross multiply
556,137x = 1,214,214 × 1,214,214 - Step 4: Simplify right side
556,137x = 1,474,315,637,796 - Step 5: Solve for x
x = 1,474,315,637,796/556,137 - Step 6: Final answer
x = 2,650,993.62
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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.