Finding the Fourth Proportional to 2,725,621.99, 3,761,358.66 and 1,580,366.62
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Solution
The fourth proportional to 2,725,621.99, 3,761,358.66 and 1,580,366.62 is: 2,180,906.12
Step by Step Solution
- Step 1: Write the proportion equation
2,725,621.99 : 3,761,358.66 = 1,580,366.62 : x - Step 2: Convert to fraction form
2,725,621.99/3,761,358.66 = 1,580,366.62/x - Step 3: Cross multiply
2,725,621.99x = 3,761,358.66 × 1,580,366.62 - Step 4: Simplify right side
2,725,621.99x = 5,944,325,672,111.93 - Step 5: Solve for x
x = 5,944,325,672,111.93/2,725,621.99 - Step 6: Final answer
x = 2,180,906.12
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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.