Finding the Third Proportional to 1,919,880.56 and 4,124,676.09
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Solution
The third proportional to 1,919,880.56 and 4,124,676.09 is: 8,861,464.20
Step by Step Solution
- Step 1: Write the proportion equation
1,919,880.56 : 4,124,676.09 = 4,124,676.09 : x - Step 2: Convert to fraction form
1,919,880.56/4,124,676.09 = 4,124,676.09/x - Step 3: Cross multiply
1,919,880.56x = 4,124,676.09 × 4,124,676.09 - Step 4: Simplify right side
1,919,880.56x = 17,012,952,878,352.76 - Step 5: Solve for x
x = 17,012,952,878,352.76/1,919,880.56 - Step 6: Final answer
x = 8,861,464.20
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.