Finding the Fourth Proportional to 5,206,124.07, 7,184,057.55 and 2,883,005.19
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Solution
The fourth proportional to 5,206,124.07, 7,184,057.55 and 2,883,005.19 is: 3,978,329.16
Step by Step Solution
- Step 1: Write the proportion equation
5,206,124.07 : 7,184,057.55 = 2,883,005.19 : x - Step 2: Convert to fraction form
5,206,124.07/7,184,057.55 = 2,883,005.19/x - Step 3: Cross multiply
5,206,124.07x = 7,184,057.55 × 2,883,005.19 - Step 4: Simplify right side
5,206,124.07x = 20,711,675,201,908.68 - Step 5: Solve for x
x = 20,711,675,201,908.68/5,206,124.07 - Step 6: Final answer
x = 3,978,329.16
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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.