Finding the Fourth Proportional to 1,798,381.10, 2,481,736.55 and 982,567.23
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Solution
The fourth proportional to 1,798,381.10, 2,481,736.55 and 982,567.23 is: 1,355,926.73
Step by Step Solution
- Step 1: Write the proportion equation
1,798,381.10 : 2,481,736.55 = 982,567.23 : x - Step 2: Convert to fraction form
1,798,381.10/2,481,736.55 = 982,567.23/x - Step 3: Cross multiply
1,798,381.10x = 2,481,736.55 × 982,567.23 - Step 4: Simplify right side
1,798,381.10x = 2,438,473,007,523.26 - Step 5: Solve for x
x = 2,438,473,007,523.26/1,798,381.10 - Step 6: Final answer
x = 1,355,926.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.