Finding the Third Proportional to 756,478.50 and 1,639,035
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Solution
The third proportional to 756,478.50 and 1,639,035 is: 3,551,238.71
Step by Step Solution
- Step 1: Write the proportion equation
756,478.50 : 1,639,035 = 1,639,035 : x - Step 2: Convert to fraction form
756,478.50/1,639,035 = 1,639,035/x - Step 3: Cross multiply
756,478.50x = 1,639,035 × 1,639,035 - Step 4: Simplify right side
756,478.50x = 2,686,435,731,225 - Step 5: Solve for x
x = 2,686,435,731,225/756,478.50 - Step 6: Final answer
x = 3,551,238.71
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.