Finding the Fourth Proportional to 3,999,337.84, 5,519,086.68 and 2,188,502
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Solution
The fourth proportional to 3,999,337.84, 5,519,086.68 and 2,188,502 is: 3,020,133.01
Step by Step Solution
- Step 1: Write the proportion equation
3,999,337.84 : 5,519,086.68 = 2,188,502 : x - Step 2: Convert to fraction form
3,999,337.84/5,519,086.68 = 2,188,502/x - Step 3: Cross multiply
3,999,337.84x = 5,519,086.68 × 2,188,502 - Step 4: Simplify right side
3,999,337.84x = 12,078,532,237,353.36 - Step 5: Solve for x
x = 12,078,532,237,353.36/3,999,337.84 - Step 6: Final answer
x = 3,020,133.01
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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.