Finding the Fourth Proportional to 4,339,836.24, 5,988,963.36 and 2,406,047.28
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Solution
The fourth proportional to 4,339,836.24, 5,988,963.36 and 2,406,047.28 is: 3,320,339.34
Step by Step Solution
- Step 1: Write the proportion equation
4,339,836.24 : 5,988,963.36 = 2,406,047.28 : x - Step 2: Convert to fraction form
4,339,836.24/5,988,963.36 = 2,406,047.28/x - Step 3: Cross multiply
4,339,836.24x = 5,988,963.36 × 2,406,047.28 - Step 4: Simplify right side
4,339,836.24x = 14,409,729,002,347.66 - Step 5: Solve for x
x = 14,409,729,002,347.66/4,339,836.24 - Step 6: Final answer
x = 3,320,339.34
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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.