Finding the Third Proportional to 889,785 and 1,378,915.50
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Solution
The third proportional to 889,785 and 1,378,915.50 is: 2,136,929.66
Step by Step Solution
- Step 1: Write the proportion equation
889,785 : 1,378,915.50 = 1,378,915.50 : x - Step 2: Convert to fraction form
889,785/1,378,915.50 = 1,378,915.50/x - Step 3: Cross multiply
889,785x = 1,378,915.50 × 1,378,915.50 - Step 4: Simplify right side
889,785x = 1,901,407,956,140.25 - Step 5: Solve for x
x = 1,901,407,956,140.25/889,785 - Step 6: Final answer
x = 2,136,929.66
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.