Finding the Fourth Proportional to 2,695,128.44, 3,719,329.84 and 1,471,437.09
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Solution
The fourth proportional to 2,695,128.44, 3,719,329.84 and 1,471,437.09 is: 2,030,611.90
Step by Step Solution
- Step 1: Write the proportion equation
2,695,128.44 : 3,719,329.84 = 1,471,437.09 : x - Step 2: Convert to fraction form
2,695,128.44/3,719,329.84 = 1,471,437.09/x - Step 3: Cross multiply
2,695,128.44x = 3,719,329.84 × 1,471,437.09 - Step 4: Simplify right side
2,695,128.44x = 5,472,759,858,893.69 - Step 5: Solve for x
x = 5,472,759,858,893.69/2,695,128.44 - Step 6: Final answer
x = 2,030,611.90
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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.