Finding the Fourth Proportional to 3,266,351.97, 4,507,507.33 and 1,816,016.19
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Solution
The fourth proportional to 3,266,351.97, 4,507,507.33 and 1,816,016.19 is: 2,506,069.88
Step by Step Solution
- Step 1: Write the proportion equation
3,266,351.97 : 4,507,507.33 = 1,816,016.19 : x - Step 2: Convert to fraction form
3,266,351.97/4,507,507.33 = 1,816,016.19/x - Step 3: Cross multiply
3,266,351.97x = 4,507,507.33 × 1,816,016.19 - Step 4: Simplify right side
3,266,351.97x = 8,185,706,287,823.67 - Step 5: Solve for x
x = 8,185,706,287,823.67/3,266,351.97 - Step 6: Final answer
x = 2,506,069.88
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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.