Finding the Fourth Proportional to 1,874,302.20, 2,586,481.74 and 1,058,539.32
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Solution
The fourth proportional to 1,874,302.20, 2,586,481.74 and 1,058,539.32 is: 1,460,753.03
Step by Step Solution
- Step 1: Write the proportion equation
1,874,302.20 : 2,586,481.74 = 1,058,539.32 : x - Step 2: Convert to fraction form
1,874,302.20/2,586,481.74 = 1,058,539.32/x - Step 3: Cross multiply
1,874,302.20x = 2,586,481.74 × 1,058,539.32 - Step 4: Simplify right side
1,874,302.20x = 2,737,892,622,252.02 - Step 5: Solve for x
x = 2,737,892,622,252.02/1,874,302.20 - Step 6: Final answer
x = 1,460,753.03
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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.