Finding the Third Proportional to 911,779 and 2,110,605
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Solution
The third proportional to 911,779 and 2,110,605 is: 4,885,672.37
Step by Step Solution
- Step 1: Write the proportion equation
911,779 : 2,110,605 = 2,110,605 : x - Step 2: Convert to fraction form
911,779/2,110,605 = 2,110,605/x - Step 3: Cross multiply
911,779x = 2,110,605 × 2,110,605 - Step 4: Simplify right side
911,779x = 4,454,653,466,025 - Step 5: Solve for x
x = 4,454,653,466,025/911,779 - Step 6: Final answer
x = 4,885,672.37
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.