Finding the Fourth Proportional to 2,236,219.99, 3,086,034.24 and 1,269,259.81
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Solution
The fourth proportional to 2,236,219.99, 3,086,034.24 and 1,269,259.81 is: 1,751,607.29
Step by Step Solution
- Step 1: Write the proportion equation
2,236,219.99 : 3,086,034.24 = 1,269,259.81 : x - Step 2: Convert to fraction form
2,236,219.99/3,086,034.24 = 1,269,259.81/x - Step 3: Cross multiply
2,236,219.99x = 3,086,034.24 × 1,269,259.81 - Step 4: Simplify right side
2,236,219.99x = 3,916,979,233,115.90 - Step 5: Solve for x
x = 3,916,979,233,115.90/2,236,219.99 - Step 6: Final answer
x = 1,751,607.29
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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.