Finding the Third Proportional to 768,421.69 and 1,669,701.09
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Solution
The third proportional to 768,421.69 and 1,669,701.09 is: 3,628,088.31
Step by Step Solution
- Step 1: Write the proportion equation
768,421.69 : 1,669,701.09 = 1,669,701.09 : x - Step 2: Convert to fraction form
768,421.69/1,669,701.09 = 1,669,701.09/x - Step 3: Cross multiply
768,421.69x = 1,669,701.09 × 1,669,701.09 - Step 4: Simplify right side
768,421.69x = 2,787,901,742,469.95 - Step 5: Solve for x
x = 2,787,901,742,469.95/768,421.69 - Step 6: Final answer
x = 3,628,088.31
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.