Finding the Fourth Proportional to 2,144,317.97, 2,959,425.36 and 1,226,419.81
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Solution
The fourth proportional to 2,144,317.97, 2,959,425.36 and 1,226,419.81 is: 1,692,611.79
Step by Step Solution
- Step 1: Write the proportion equation
2,144,317.97 : 2,959,425.36 = 1,226,419.81 : x - Step 2: Convert to fraction form
2,144,317.97/2,959,425.36 = 1,226,419.81/x - Step 3: Cross multiply
2,144,317.97x = 2,959,425.36 × 1,226,419.81 - Step 4: Simplify right side
2,144,317.97x = 3,629,497,880,321.82 - Step 5: Solve for x
x = 3,629,497,880,321.82/2,144,317.97 - Step 6: Final answer
x = 1,692,611.79
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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.