Finding the Fourth Proportional to 3,099,797.36, 4,276,230.78 and 2,669,330.18
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Solution
The fourth proportional to 3,099,797.36, 4,276,230.78 and 2,669,330.18 is: 3,682,392.93
Step by Step Solution
- Step 1: Write the proportion equation
3,099,797.36 : 4,276,230.78 = 2,669,330.18 : x - Step 2: Convert to fraction form
3,099,797.36/4,276,230.78 = 2,669,330.18/x - Step 3: Cross multiply
3,099,797.36x = 4,276,230.78 × 2,669,330.18 - Step 4: Simplify right side
3,099,797.36x = 11,414,671,877,698.94 - Step 5: Solve for x
x = 11,414,671,877,698.94/3,099,797.36 - Step 6: Final answer
x = 3,682,392.93
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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.