Finding the Fourth Proportional to 3,670,652.84, 5,066,311.14 and 2,039,620.92
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Solution
The fourth proportional to 3,670,652.84, 5,066,311.14 and 2,039,620.92 is: 2,815,127.07
Step by Step Solution
- Step 1: Write the proportion equation
3,670,652.84 : 5,066,311.14 = 2,039,620.92 : x - Step 2: Convert to fraction form
3,670,652.84/5,066,311.14 = 2,039,620.92/x - Step 3: Cross multiply
3,670,652.84x = 5,066,311.14 × 2,039,620.92 - Step 4: Simplify right side
3,670,652.84x = 10,333,354,188,373.05 - Step 5: Solve for x
x = 10,333,354,188,373.05/3,670,652.84 - Step 6: Final answer
x = 2,815,127.07
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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.