Finding the Fourth Proportional to 3,504,453.80, 5,248,386.30 and 2,376,415.40
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Solution
The fourth proportional to 3,504,453.80, 5,248,386.30 and 2,376,415.40 is: 3,558,998.56
Step by Step Solution
- Step 1: Write the proportion equation
3,504,453.80 : 5,248,386.30 = 2,376,415.40 : x - Step 2: Convert to fraction form
3,504,453.80/5,248,386.30 = 2,376,415.40/x - Step 3: Cross multiply
3,504,453.80x = 5,248,386.30 × 2,376,415.40 - Step 4: Simplify right side
3,504,453.80x = 12,472,346,028,469.02 - Step 5: Solve for x
x = 12,472,346,028,469.02/3,504,453.80 - Step 6: Final answer
x = 3,558,998.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.