Finding the Fourth Proportional to 5,062,639.68, 7,593,112.80 and 2,221,989.12
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Solution
The fourth proportional to 5,062,639.68, 7,593,112.80 and 2,221,989.12 is: 3,332,612.06
Step by Step Solution
- Step 1: Write the proportion equation
5,062,639.68 : 7,593,112.80 = 2,221,989.12 : x - Step 2: Convert to fraction form
5,062,639.68/7,593,112.80 = 2,221,989.12/x - Step 3: Cross multiply
5,062,639.68x = 7,593,112.80 × 2,221,989.12 - Step 4: Simplify right side
5,062,639.68x = 16,871,814,028,532.74 - Step 5: Solve for x
x = 16,871,814,028,532.74/5,062,639.68 - Step 6: Final answer
x = 3,332,612.06
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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.