Finding the Fourth Proportional to 3,626,472.66, 5,004,625.65 and 1,994,921.94
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Solution
The fourth proportional to 3,626,472.66, 5,004,625.65 and 1,994,921.94 is: 2,753,043.65
Step by Step Solution
- Step 1: Write the proportion equation
3,626,472.66 : 5,004,625.65 = 1,994,921.94 : x - Step 2: Convert to fraction form
3,626,472.66/5,004,625.65 = 1,994,921.94/x - Step 3: Cross multiply
3,626,472.66x = 5,004,625.65 × 1,994,921.94 - Step 4: Simplify right side
3,626,472.66x = 9,983,837,510,671.76 - Step 5: Solve for x
x = 9,983,837,510,671.76/3,626,472.66 - Step 6: Final answer
x = 2,753,043.65
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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.