Finding the Fourth Proportional to 4,555,311.42, 6,286,030.20 and 2,621,259.84
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Solution
The fourth proportional to 4,555,311.42, 6,286,030.20 and 2,621,259.84 is: 3,617,166.20
Step by Step Solution
- Step 1: Write the proportion equation
4,555,311.42 : 6,286,030.20 = 2,621,259.84 : x - Step 2: Convert to fraction form
4,555,311.42/6,286,030.20 = 2,621,259.84/x - Step 3: Cross multiply
4,555,311.42x = 6,286,030.20 × 2,621,259.84 - Step 4: Simplify right side
4,555,311.42x = 16,477,318,516,287.17 - Step 5: Solve for x
x = 16,477,318,516,287.17/4,555,311.42 - Step 6: Final answer
x = 3,617,166.20
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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.