Finding the Fourth Proportional to 3,563,776.24, 4,917,950.85 and 2,015,013.99
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Solution
The fourth proportional to 3,563,776.24, 4,917,950.85 and 2,015,013.99 is: 2,780,685.18
Step by Step Solution
- Step 1: Write the proportion equation
3,563,776.24 : 4,917,950.85 = 2,015,013.99 : x - Step 2: Convert to fraction form
3,563,776.24/4,917,950.85 = 2,015,013.99/x - Step 3: Cross multiply
3,563,776.24x = 4,917,950.85 × 2,015,013.99 - Step 4: Simplify right side
3,563,776.24x = 9,909,739,764,882.39 - Step 5: Solve for x
x = 9,909,739,764,882.39/3,563,776.24 - Step 6: Final answer
x = 2,780,685.18
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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.