Finding the Fourth Proportional to 3,810,376.18, 5,258,274.42 and 2,068,048.63
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Solution
The fourth proportional to 3,810,376.18, 5,258,274.42 and 2,068,048.63 is: 2,853,882.84
Step by Step Solution
- Step 1: Write the proportion equation
3,810,376.18 : 5,258,274.42 = 2,068,048.63 : x - Step 2: Convert to fraction form
3,810,376.18/5,258,274.42 = 2,068,048.63/x - Step 3: Cross multiply
3,810,376.18x = 5,258,274.42 × 2,068,048.63 - Step 4: Simplify right side
3,810,376.18x = 10,874,367,210,445.04 - Step 5: Solve for x
x = 10,874,367,210,445.04/3,810,376.18 - Step 6: Final answer
x = 2,853,882.84
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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.