Finding the Fourth Proportional to 1,404,534.18, 1,938,266.22 and 823,639.08
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Solution
The fourth proportional to 1,404,534.18, 1,938,266.22 and 823,639.08 is: 1,136,627.24
Step by Step Solution
- Step 1: Write the proportion equation
1,404,534.18 : 1,938,266.22 = 823,639.08 : x - Step 2: Convert to fraction form
1,404,534.18/1,938,266.22 = 823,639.08/x - Step 3: Cross multiply
1,404,534.18x = 1,938,266.22 × 823,639.08 - Step 4: Simplify right side
1,404,534.18x = 1,596,431,806,235.88 - Step 5: Solve for x
x = 1,596,431,806,235.88/1,404,534.18 - Step 6: Final answer
x = 1,136,627.24
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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.