Finding the Fourth Proportional to 1,365,355.99, 1,884,187.38 and 753,504.31
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Solution
The fourth proportional to 1,365,355.99, 1,884,187.38 and 753,504.31 is: 1,039,833.80
Step by Step Solution
- Step 1: Write the proportion equation
1,365,355.99 : 1,884,187.38 = 753,504.31 : x - Step 2: Convert to fraction form
1,365,355.99/1,884,187.38 = 753,504.31/x - Step 3: Cross multiply
1,365,355.99x = 1,884,187.38 × 753,504.31 - Step 4: Simplify right side
1,365,355.99x = 1,419,743,311,677.61 - Step 5: Solve for x
x = 1,419,743,311,677.61/1,365,355.99 - Step 6: Final answer
x = 1,039,833.80
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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.