Finding the Fourth Proportional to 4,995,540.97, 6,893,461.73 and 2,820,299.13
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Solution
The fourth proportional to 4,995,540.97, 6,893,461.73 and 2,820,299.13 is: 3,891,795.55
Step by Step Solution
- Step 1: Write the proportion equation
4,995,540.97 : 6,893,461.73 = 2,820,299.13 : x - Step 2: Convert to fraction form
4,995,540.97/6,893,461.73 = 2,820,299.13/x - Step 3: Cross multiply
4,995,540.97x = 6,893,461.73 × 2,820,299.13 - Step 4: Simplify right side
4,995,540.97x = 19,441,624,126,858.04 - Step 5: Solve for x
x = 19,441,624,126,858.04/4,995,540.97 - Step 6: Final answer
x = 3,891,795.55
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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.