Finding the Fourth Proportional to 3,209,864.67, 4,431,026.79 and 2,246,775.48
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Solution
The fourth proportional to 3,209,864.67, 4,431,026.79 and 2,246,775.48 is: 3,101,539.59
Step by Step Solution
- Step 1: Write the proportion equation
3,209,864.67 : 4,431,026.79 = 2,246,775.48 : x - Step 2: Convert to fraction form
3,209,864.67/4,431,026.79 = 2,246,775.48/x - Step 3: Cross multiply
3,209,864.67x = 4,431,026.79 × 2,246,775.48 - Step 4: Simplify right side
3,209,864.67x = 9,955,522,342,995.11 - Step 5: Solve for x
x = 9,955,522,342,995.11/3,209,864.67 - Step 6: Final answer
x = 3,101,539.59
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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.