Finding the Fourth Proportional to 1,640,163.21, 2,460,266.88 and 575,236.36
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Solution
The fourth proportional to 1,640,163.21, 2,460,266.88 and 575,236.36 is: 862,862.28
Step by Step Solution
- Step 1: Write the proportion equation
1,640,163.21 : 2,460,266.88 = 575,236.36 : x - Step 2: Convert to fraction form
1,640,163.21/2,460,266.88 = 575,236.36/x - Step 3: Cross multiply
1,640,163.21x = 2,460,266.88 × 575,236.36 - Step 4: Simplify right side
1,640,163.21x = 1,415,234,964,679.76 - Step 5: Solve for x
x = 1,415,234,964,679.76/1,640,163.21 - Step 6: Final answer
x = 862,862.28
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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.