Finding the Fourth Proportional to 1,640,266.73, 2,460,400.10 and 1,467,548.40
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Solution
The fourth proportional to 1,640,266.73, 2,460,400.10 and 1,467,548.40 is: 2,201,322.61
Step by Step Solution
- Step 1: Write the proportion equation
1,640,266.73 : 2,460,400.10 = 1,467,548.40 : x - Step 2: Convert to fraction form
1,640,266.73/2,460,400.10 = 1,467,548.40/x - Step 3: Cross multiply
1,640,266.73x = 2,460,400.10 × 1,467,548.40 - Step 4: Simplify right side
1,640,266.73x = 3,610,756,222,777.10 - Step 5: Solve for x
x = 3,610,756,222,777.10/1,640,266.73 - Step 6: Final answer
x = 2,201,322.61
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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.