Finding the Fourth Proportional to 2,982,326.10, 4,115,664.87 and 1,657,874.49
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Solution
The fourth proportional to 2,982,326.10, 4,115,664.87 and 1,657,874.49 is: 2,287,897.29
Step by Step Solution
- Step 1: Write the proportion equation
2,982,326.10 : 4,115,664.87 = 1,657,874.49 : x - Step 2: Convert to fraction form
2,982,326.10/4,115,664.87 = 1,657,874.49/x - Step 3: Cross multiply
2,982,326.10x = 4,115,664.87 × 1,657,874.49 - Step 4: Simplify right side
2,982,326.10x = 6,823,255,797,362.17 - Step 5: Solve for x
x = 6,823,255,797,362.17/2,982,326.10 - Step 6: Final answer
x = 2,287,897.29
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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.