Finding the Fourth Proportional to 1,882,261.97, 2,597,519.55 and 1,022,820.18
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Solution
The fourth proportional to 1,882,261.97, 2,597,519.55 and 1,022,820.18 is: 1,411,490.78
Step by Step Solution
- Step 1: Write the proportion equation
1,882,261.97 : 2,597,519.55 = 1,022,820.18 : x - Step 2: Convert to fraction form
1,882,261.97/2,597,519.55 = 1,022,820.18/x - Step 3: Cross multiply
1,882,261.97x = 2,597,519.55 × 1,022,820.18 - Step 4: Simplify right side
1,882,261.97x = 2,656,795,417,520.09 - Step 5: Solve for x
x = 2,656,795,417,520.09/1,882,261.97 - Step 6: Final answer
x = 1,411,490.78
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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.