Finding the Fourth Proportional to 3,701,558.97, 5,108,116.37 and 2,069,947.62
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Solution
The fourth proportional to 3,701,558.97, 5,108,116.37 and 2,069,947.62 is: 2,856,508.14
Step by Step Solution
- Step 1: Write the proportion equation
3,701,558.97 : 5,108,116.37 = 2,069,947.62 : x - Step 2: Convert to fraction form
3,701,558.97/5,108,116.37 = 2,069,947.62/x - Step 3: Cross multiply
3,701,558.97x = 5,108,116.37 × 2,069,947.62 - Step 4: Simplify right side
3,701,558.97x = 10,573,533,312,414.80 - Step 5: Solve for x
x = 10,573,533,312,414.80/3,701,558.97 - Step 6: Final answer
x = 2,856,508.14
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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.