Finding the Fourth Proportional to 3,719,553.13, 5,133,153.81 and 2,065,707.82
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Solution
The fourth proportional to 3,719,553.13, 5,133,153.81 and 2,065,707.82 is: 2,850,771.48
Step by Step Solution
- Step 1: Write the proportion equation
3,719,553.13 : 5,133,153.81 = 2,065,707.82 : x - Step 2: Convert to fraction form
3,719,553.13/5,133,153.81 = 2,065,707.82/x - Step 3: Cross multiply
3,719,553.13x = 5,133,153.81 × 2,065,707.82 - Step 4: Simplify right side
3,719,553.13x = 10,603,595,966,579.79 - Step 5: Solve for x
x = 10,603,595,966,579.79/3,719,553.13 - Step 6: Final answer
x = 2,850,771.48
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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.