Finding the Third Proportional to 479,974.50 and 1,018,977.75
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Solution
The third proportional to 479,974.50 and 1,018,977.75 is: 2,163,272.54
Step by Step Solution
- Step 1: Write the proportion equation
479,974.50 : 1,018,977.75 = 1,018,977.75 : x - Step 2: Convert to fraction form
479,974.50/1,018,977.75 = 1,018,977.75/x - Step 3: Cross multiply
479,974.50x = 1,018,977.75 × 1,018,977.75 - Step 4: Simplify right side
479,974.50x = 1,038,315,654,995.06 - Step 5: Solve for x
x = 1,038,315,654,995.06/479,974.50 - Step 6: Final answer
x = 2,163,272.54
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.