Finding the Third Proportional to 839,125.13 and 1,290,542.63
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Solution
The third proportional to 839,125.13 and 1,290,542.63 is: 1,984,805.62
Step by Step Solution
- Step 1: Write the proportion equation
839,125.13 : 1,290,542.63 = 1,290,542.63 : x - Step 2: Convert to fraction form
839,125.13/1,290,542.63 = 1,290,542.63/x - Step 3: Cross multiply
839,125.13x = 1,290,542.63 × 1,290,542.63 - Step 4: Simplify right side
839,125.13x = 1,665,500,266,941.89 - Step 5: Solve for x
x = 1,665,500,266,941.89/839,125.13 - Step 6: Final answer
x = 1,984,805.62
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.