Finding the Fourth Proportional to 3,567,813.63, 4,923,618.86 and 1,936,235.09
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Solution
The fourth proportional to 3,567,813.63, 4,923,618.86 and 1,936,235.09 is: 2,672,023.99
Step by Step Solution
- Step 1: Write the proportion equation
3,567,813.63 : 4,923,618.86 = 1,936,235.09 : x - Step 2: Convert to fraction form
3,567,813.63/4,923,618.86 = 1,936,235.09/x - Step 3: Cross multiply
3,567,813.63x = 4,923,618.86 × 1,936,235.09 - Step 4: Simplify right side
3,567,813.63x = 9,533,283,606,517.80 - Step 5: Solve for x
x = 9,533,283,606,517.80/3,567,813.63 - Step 6: Final answer
x = 2,672,023.99
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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.