Finding the Fourth Proportional to 2,558,392.68, 3,530,587.14 and 1,412,475.24
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Solution
The fourth proportional to 2,558,392.68, 3,530,587.14 and 1,412,475.24 is: 1,949,218.73
Step by Step Solution
- Step 1: Write the proportion equation
2,558,392.68 : 3,530,587.14 = 1,412,475.24 : x - Step 2: Convert to fraction form
2,558,392.68/3,530,587.14 = 1,412,475.24/x - Step 3: Cross multiply
2,558,392.68x = 3,530,587.14 × 1,412,475.24 - Step 4: Simplify right side
2,558,392.68x = 4,986,866,917,912.41 - Step 5: Solve for x
x = 4,986,866,917,912.41/2,558,392.68 - Step 6: Final answer
x = 1,949,218.73
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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.