Finding the Fourth Proportional to 2,666,455.97, 3,679,706.84 and 1,505,146.64
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Solution
The fourth proportional to 2,666,455.97, 3,679,706.84 and 1,505,146.64 is: 2,077,101.00
Step by Step Solution
- Step 1: Write the proportion equation
2,666,455.97 : 3,679,706.84 = 1,505,146.64 : x - Step 2: Convert to fraction form
2,666,455.97/3,679,706.84 = 1,505,146.64/x - Step 3: Cross multiply
2,666,455.97x = 3,679,706.84 × 1,505,146.64 - Step 4: Simplify right side
2,666,455.97x = 5,538,498,360,486.75 - Step 5: Solve for x
x = 5,538,498,360,486.75/2,666,455.97 - Step 6: Final answer
x = 2,077,101.00
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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.