Finding the Fourth Proportional to 2,561,256.08, 3,534,534.60 and 1,415,336.40
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Solution
The fourth proportional to 2,561,256.08, 3,534,534.60 and 1,415,336.40 is: 1,953,164.90
Step by Step Solution
- Step 1: Write the proportion equation
2,561,256.08 : 3,534,534.60 = 1,415,336.40 : x - Step 2: Convert to fraction form
2,561,256.08/3,534,534.60 = 1,415,336.40/x - Step 3: Cross multiply
2,561,256.08x = 3,534,534.60 × 1,415,336.40 - Step 4: Simplify right side
2,561,256.08x = 5,002,555,476,439.44 - Step 5: Solve for x
x = 5,002,555,476,439.44/2,561,256.08 - Step 6: Final answer
x = 1,953,164.90
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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.