Finding the Fourth Proportional to 2,505,892.68, 3,458,134.62 and 1,359,973.80
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Solution
The fourth proportional to 2,505,892.68, 3,458,134.62 and 1,359,973.80 is: 1,876,765.32
Step by Step Solution
- Step 1: Write the proportion equation
2,505,892.68 : 3,458,134.62 = 1,359,973.80 : x - Step 2: Convert to fraction form
2,505,892.68/3,458,134.62 = 1,359,973.80/x - Step 3: Cross multiply
2,505,892.68x = 3,458,134.62 × 1,359,973.80 - Step 4: Simplify right side
2,505,892.68x = 4,702,972,480,072.96 - Step 5: Solve for x
x = 4,702,972,480,072.96/2,505,892.68 - Step 6: Final answer
x = 1,876,765.32
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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.