Finding the Fourth Proportional to 3,834,619.84, 5,291,944.14 and 2,203,538.14
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Solution
The fourth proportional to 3,834,619.84, 5,291,944.14 and 2,203,538.14 is: 3,040,979.61
Step by Step Solution
- Step 1: Write the proportion equation
3,834,619.84 : 5,291,944.14 = 2,203,538.14 : x - Step 2: Convert to fraction form
3,834,619.84/5,291,944.14 = 2,203,538.14/x - Step 3: Cross multiply
3,834,619.84x = 5,291,944.14 × 2,203,538.14 - Step 4: Simplify right side
3,834,619.84x = 11,661,000,747,239.50 - Step 5: Solve for x
x = 11,661,000,747,239.50/3,834,619.84 - Step 6: Final answer
x = 3,040,979.61
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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.