Finding the Fourth Proportional to 3,272,796.97, 4,909,968.23 and 1,028,934.97
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Solution
The fourth proportional to 3,272,796.97, 4,909,968.23 and 1,028,934.97 is: 1,543,645.40
Step by Step Solution
- Step 1: Write the proportion equation
3,272,796.97 : 4,909,968.23 = 1,028,934.97 : x - Step 2: Convert to fraction form
3,272,796.97/4,909,968.23 = 1,028,934.97/x - Step 3: Cross multiply
3,272,796.97x = 4,909,968.23 × 1,028,934.97 - Step 4: Simplify right side
3,272,796.97x = 5,052,037,996,016.41 - Step 5: Solve for x
x = 5,052,037,996,016.41/3,272,796.97 - Step 6: Final answer
x = 1,543,645.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.