Finding the Third Proportional to 830,310.75 and 1,239,058.69
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Solution
The third proportional to 830,310.75 and 1,239,058.69 is: 1,849,026.32
Step by Step Solution
- Step 1: Write the proportion equation
830,310.75 : 1,239,058.69 = 1,239,058.69 : x - Step 2: Convert to fraction form
830,310.75/1,239,058.69 = 1,239,058.69/x - Step 3: Cross multiply
830,310.75x = 1,239,058.69 × 1,239,058.69 - Step 4: Simplify right side
830,310.75x = 1,535,266,431,069.22 - Step 5: Solve for x
x = 1,535,266,431,069.22/830,310.75 - Step 6: Final answer
x = 1,849,026.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.