Finding the Fourth Proportional to 3,192,593.06, 4,405,777.16 and 1,742,288.46
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Solution
The fourth proportional to 3,192,593.06, 4,405,777.16 and 1,742,288.46 is: 2,404,357.39
Step by Step Solution
- Step 1: Write the proportion equation
3,192,593.06 : 4,405,777.16 = 1,742,288.46 : x - Step 2: Convert to fraction form
3,192,593.06/4,405,777.16 = 1,742,288.46/x - Step 3: Cross multiply
3,192,593.06x = 4,405,777.16 × 1,742,288.46 - Step 4: Simplify right side
3,192,593.06x = 7,676,134,694,488.13 - Step 5: Solve for x
x = 7,676,134,694,488.13/3,192,593.06 - Step 6: Final answer
x = 2,404,357.39
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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.