Finding the Fourth Proportional to 1,460,139.57, 2,190,770.26 and 1,028,271.49
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Solution
The fourth proportional to 1,460,139.57, 2,190,770.26 and 1,028,271.49 is: 1,542,802.23
Step by Step Solution
- Step 1: Write the proportion equation
1,460,139.57 : 2,190,770.26 = 1,028,271.49 : x - Step 2: Convert to fraction form
1,460,139.57/2,190,770.26 = 1,028,271.49/x - Step 3: Cross multiply
1,460,139.57x = 2,190,770.26 × 1,028,271.49 - Step 4: Simplify right side
1,460,139.57x = 2,252,706,591,450.28 - Step 5: Solve for x
x = 2,252,706,591,450.28/1,460,139.57 - Step 6: Final answer
x = 1,542,802.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.