Finding the Fourth Proportional to 3,386,309.52, 4,673,107.14 and 2,028,182.52
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Solution
The fourth proportional to 3,386,309.52, 4,673,107.14 and 2,028,182.52 is: 2,798,891.88
Step by Step Solution
- Step 1: Write the proportion equation
3,386,309.52 : 4,673,107.14 = 2,028,182.52 : x - Step 2: Convert to fraction form
3,386,309.52/4,673,107.14 = 2,028,182.52/x - Step 3: Cross multiply
3,386,309.52x = 4,673,107.14 × 2,028,182.52 - Step 4: Simplify right side
3,386,309.52x = 9,477,914,215,435.19 - Step 5: Solve for x
x = 9,477,914,215,435.19/3,386,309.52 - Step 6: Final answer
x = 2,798,891.88
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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.