Finding the Fourth Proportional to 2,471,164.84, 3,709,367.56 and 2,188,689.19
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Solution
The fourth proportional to 2,471,164.84, 3,709,367.56 and 2,188,689.19 is: 3,285,354.56
Step by Step Solution
- Step 1: Write the proportion equation
2,471,164.84 : 3,709,367.56 = 2,188,689.19 : x - Step 2: Convert to fraction form
2,471,164.84/3,709,367.56 = 2,188,689.19/x - Step 3: Cross multiply
2,471,164.84x = 3,709,367.56 × 2,188,689.19 - Step 4: Simplify right side
2,471,164.84x = 8,118,652,673,771.12 - Step 5: Solve for x
x = 8,118,652,673,771.12/2,471,164.84 - Step 6: Final answer
x = 3,285,354.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.