Finding the Fourth Proportional to 2,215,378.15, 3,322,771.95 and 617,807.46
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Solution
The fourth proportional to 2,215,378.15, 3,322,771.95 and 617,807.46 is: 926,628.84
Step by Step Solution
- Step 1: Write the proportion equation
2,215,378.15 : 3,322,771.95 = 617,807.46 : x - Step 2: Convert to fraction form
2,215,378.15/3,322,771.95 = 617,807.46/x - Step 3: Cross multiply
2,215,378.15x = 3,322,771.95 × 617,807.46 - Step 4: Simplify right side
2,215,378.15x = 2,052,833,283,519.41 - Step 5: Solve for x
x = 2,052,833,283,519.41/2,215,378.15 - Step 6: Final answer
x = 926,628.84
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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.