Finding the Fourth Proportional to 3,287,119.74, 4,536,138.22 and 1,836,827.09
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Solution
The fourth proportional to 3,287,119.74, 4,536,138.22 and 1,836,827.09 is: 2,534,772.76
Step by Step Solution
- Step 1: Write the proportion equation
3,287,119.74 : 4,536,138.22 = 1,836,827.09 : x - Step 2: Convert to fraction form
3,287,119.74/4,536,138.22 = 1,836,827.09/x - Step 3: Cross multiply
3,287,119.74x = 4,536,138.22 × 1,836,827.09 - Step 4: Simplify right side
3,287,119.74x = 8,332,101,566,480.38 - Step 5: Solve for x
x = 8,332,101,566,480.38/3,287,119.74 - Step 6: Final answer
x = 2,534,772.76
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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.