Finding the Fourth Proportional to 3,201,655.97, 4,418,227.19 and 1,751,338.71
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Solution
The fourth proportional to 3,201,655.97, 4,418,227.19 and 1,751,338.71 is: 2,416,815.67
Step by Step Solution
- Step 1: Write the proportion equation
3,201,655.97 : 4,418,227.19 = 1,751,338.71 : x - Step 2: Convert to fraction form
3,201,655.97/4,418,227.19 = 1,751,338.71/x - Step 3: Cross multiply
3,201,655.97x = 4,418,227.19 × 1,751,338.71 - Step 4: Simplify right side
3,201,655.97x = 7,737,812,311,799.87 - Step 5: Solve for x
x = 7,737,812,311,799.87/3,201,655.97 - Step 6: Final answer
x = 2,416,815.67
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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.