Finding the Fourth Proportional to 4,555,284.95, 6,286,367.94 and 2,719,903.70
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Solution
The fourth proportional to 4,555,284.95, 6,286,367.94 and 2,719,903.70 is: 3,753,511.71
Step by Step Solution
- Step 1: Write the proportion equation
4,555,284.95 : 6,286,367.94 = 2,719,903.70 : x - Step 2: Convert to fraction form
4,555,284.95/6,286,367.94 = 2,719,903.70/x - Step 3: Cross multiply
4,555,284.95x = 6,286,367.94 × 2,719,903.70 - Step 4: Simplify right side
4,555,284.95x = 17,098,315,419,567.38 - Step 5: Solve for x
x = 17,098,315,419,567.38/4,555,284.95 - Step 6: Final answer
x = 3,753,511.71
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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.