Finding the Fourth Proportional to 2,203,351.71, 3,040,646.36 and 1,286,153.07
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Solution
The fourth proportional to 2,203,351.71, 3,040,646.36 and 1,286,153.07 is: 1,774,903.49
Step by Step Solution
- Step 1: Write the proportion equation
2,203,351.71 : 3,040,646.36 = 1,286,153.07 : x - Step 2: Convert to fraction form
2,203,351.71/3,040,646.36 = 1,286,153.07/x - Step 3: Cross multiply
2,203,351.71x = 3,040,646.36 × 1,286,153.07 - Step 4: Simplify right side
2,203,351.71x = 3,910,736,644,267.56 - Step 5: Solve for x
x = 3,910,736,644,267.56/2,203,351.71 - Step 6: Final answer
x = 1,774,903.49
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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.