Finding the Fourth Proportional to 3,991,406.79, 5,990,895.33 and 2,470,489.08
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Solution
The fourth proportional to 3,991,406.79, 5,990,895.33 and 2,470,489.08 is: 3,708,076.44
Step by Step Solution
- Step 1: Write the proportion equation
3,991,406.79 : 5,990,895.33 = 2,470,489.08 : x - Step 2: Convert to fraction form
3,991,406.79/5,990,895.33 = 2,470,489.08/x - Step 3: Cross multiply
3,991,406.79x = 5,990,895.33 × 2,470,489.08 - Step 4: Simplify right side
3,991,406.79x = 14,800,441,492,188.00 - Step 5: Solve for x
x = 14,800,441,492,188.00/3,991,406.79 - Step 6: Final answer
x = 3,708,076.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.