Finding the Third Proportional to 991,102 and 2,164,220.50
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Solution
The third proportional to 991,102 and 2,164,220.50 is: 4,725,901.44
Step by Step Solution
- Step 1: Write the proportion equation
991,102 : 2,164,220.50 = 2,164,220.50 : x - Step 2: Convert to fraction form
991,102/2,164,220.50 = 2,164,220.50/x - Step 3: Cross multiply
991,102x = 2,164,220.50 × 2,164,220.50 - Step 4: Simplify right side
991,102x = 4,683,850,372,620.25 - Step 5: Solve for x
x = 4,683,850,372,620.25/991,102 - Step 6: Final answer
x = 4,725,901.44
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.