Finding the Fourth Proportional to 3,239,934.56, 4,471,064.28 and 1,769,825.67
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Solution
The fourth proportional to 3,239,934.56, 4,471,064.28 and 1,769,825.67 is: 2,442,334.62
Step by Step Solution
- Step 1: Write the proportion equation
3,239,934.56 : 4,471,064.28 = 1,769,825.67 : x - Step 2: Convert to fraction form
3,239,934.56/4,471,064.28 = 1,769,825.67/x - Step 3: Cross multiply
3,239,934.56x = 4,471,064.28 × 1,769,825.67 - Step 4: Simplify right side
3,239,934.56x = 7,913,004,334,964.07 - Step 5: Solve for x
x = 7,913,004,334,964.07/3,239,934.56 - Step 6: Final answer
x = 2,442,334.62
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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.