Finding the Fourth Proportional to 2,053,043.48, 2,832,258.30 and 1,328,124.97
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Solution
The fourth proportional to 2,053,043.48, 2,832,258.30 and 1,328,124.97 is: 1,832,203.27
Step by Step Solution
- Step 1: Write the proportion equation
2,053,043.48 : 2,832,258.30 = 1,328,124.97 : x - Step 2: Convert to fraction form
2,053,043.48/2,832,258.30 = 1,328,124.97/x - Step 3: Cross multiply
2,053,043.48x = 2,832,258.30 × 1,328,124.97 - Step 4: Simplify right side
2,053,043.48x = 3,761,592,975,750.31 - Step 5: Solve for x
x = 3,761,592,975,750.31/2,053,043.48 - Step 6: Final answer
x = 1,832,203.27
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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.