Finding the Third Proportional to 670,248 and 1,445,445
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Solution
The third proportional to 670,248 and 1,445,445 is: 3,117,221.16
Step by Step Solution
- Step 1: Write the proportion equation
670,248 : 1,445,445 = 1,445,445 : x - Step 2: Convert to fraction form
670,248/1,445,445 = 1,445,445/x - Step 3: Cross multiply
670,248x = 1,445,445 × 1,445,445 - Step 4: Simplify right side
670,248x = 2,089,311,248,025 - Step 5: Solve for x
x = 2,089,311,248,025/670,248 - Step 6: Final answer
x = 3,117,221.16
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.