Finding the Fourth Proportional to 4,861,529.17, 6,708,729.43 and 2,686,025.50
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Solution
The fourth proportional to 4,861,529.17, 6,708,729.43 and 2,686,025.50 is: 3,706,615.28
Step by Step Solution
- Step 1: Write the proportion equation
4,861,529.17 : 6,708,729.43 = 2,686,025.50 : x - Step 2: Convert to fraction form
4,861,529.17/6,708,729.43 = 2,686,025.50/x - Step 3: Cross multiply
4,861,529.17x = 6,708,729.43 × 2,686,025.50 - Step 4: Simplify right side
4,861,529.17x = 18,019,818,321,580.46 - Step 5: Solve for x
x = 18,019,818,321,580.46/4,861,529.17 - Step 6: Final answer
x = 3,706,615.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.