Finding the Fourth Proportional to 1,135,724.83, 1,703,218.55 and 377,362.62
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Solution
The fourth proportional to 1,135,724.83, 1,703,218.55 and 377,362.62 is: 565,921.42
Step by Step Solution
- Step 1: Write the proportion equation
1,135,724.83 : 1,703,218.55 = 377,362.62 : x - Step 2: Convert to fraction form
1,135,724.83/1,703,218.55 = 377,362.62/x - Step 3: Cross multiply
1,135,724.83x = 1,703,218.55 × 377,362.62 - Step 4: Simplify right side
1,135,724.83x = 642,731,012,573.79 - Step 5: Solve for x
x = 642,731,012,573.79/1,135,724.83 - Step 6: Final answer
x = 565,921.42
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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.