Finding the Third Proportional to 913,787.25 and 1,980,117.75
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Solution
The third proportional to 913,787.25 and 1,980,117.75 is: 4,290,786.84
Step by Step Solution
- Step 1: Write the proportion equation
913,787.25 : 1,980,117.75 = 1,980,117.75 : x - Step 2: Convert to fraction form
913,787.25/1,980,117.75 = 1,980,117.75/x - Step 3: Cross multiply
913,787.25x = 1,980,117.75 × 1,980,117.75 - Step 4: Simplify right side
913,787.25x = 3,920,866,303,865.06 - Step 5: Solve for x
x = 3,920,866,303,865.06/913,787.25 - Step 6: Final answer
x = 4,290,786.84
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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.