Finding the Fourth Proportional to 3,067,351.99, 4,232,753.18 and 1,690,619.94
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Solution
The fourth proportional to 3,067,351.99, 4,232,753.18 and 1,690,619.94 is: 2,332,949.38
Step by Step Solution
- Step 1: Write the proportion equation
3,067,351.99 : 4,232,753.18 = 1,690,619.94 : x - Step 2: Convert to fraction form
3,067,351.99/4,232,753.18 = 1,690,619.94/x - Step 3: Cross multiply
3,067,351.99x = 4,232,753.18 × 1,690,619.94 - Step 4: Simplify right side
3,067,351.99x = 7,155,976,927,206.41 - Step 5: Solve for x
x = 7,155,976,927,206.41/3,067,351.99 - Step 6: Final answer
x = 2,332,949.38
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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.