Finding the Fourth Proportional to 1,021,531.99, 1,409,500.29 and 591,786.49
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Solution
The fourth proportional to 1,021,531.99, 1,409,500.29 and 591,786.49 is: 816,541.47
Step by Step Solution
- Step 1: Write the proportion equation
1,021,531.99 : 1,409,500.29 = 591,786.49 : x - Step 2: Convert to fraction form
1,021,531.99/1,409,500.29 = 591,786.49/x - Step 3: Cross multiply
1,021,531.99x = 1,409,500.29 × 591,786.49 - Step 4: Simplify right side
1,021,531.99x = 834,123,229,273.08 - Step 5: Solve for x
x = 834,123,229,273.08/1,021,531.99 - Step 6: Final answer
x = 816,541.47
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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.