Finding the Fourth Proportional to 4,127,903.70, 6,191,855.55 and 2,214,716.10
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Solution
The fourth proportional to 4,127,903.70, 6,191,855.55 and 2,214,716.10 is: 3,322,074.15
Step by Step Solution
- Step 1: Write the proportion equation
4,127,903.70 : 6,191,855.55 = 2,214,716.10 : x - Step 2: Convert to fraction form
4,127,903.70/6,191,855.55 = 2,214,716.10/x - Step 3: Cross multiply
4,127,903.70x = 6,191,855.55 × 2,214,716.10 - Step 4: Simplify right side
4,127,903.70x = 13,713,202,175,459.36 - Step 5: Solve for x
x = 13,713,202,175,459.36/4,127,903.70 - Step 6: Final answer
x = 3,322,074.15
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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.