Finding the Fourth Proportional to 4,436,918.58, 6,122,947.77 and 2,399,728.08
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Solution
The fourth proportional to 4,436,918.58, 6,122,947.77 and 2,399,728.08 is: 3,311,624.82
Step by Step Solution
- Step 1: Write the proportion equation
4,436,918.58 : 6,122,947.77 = 2,399,728.08 : x - Step 2: Convert to fraction form
4,436,918.58/6,122,947.77 = 2,399,728.08/x - Step 3: Cross multiply
4,436,918.58x = 6,122,947.77 × 2,399,728.08 - Step 4: Simplify right side
4,436,918.58x = 14,693,409,696,042.38 - Step 5: Solve for x
x = 14,693,409,696,042.38/4,436,918.58 - Step 6: Final answer
x = 3,311,624.82
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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.