Finding the Fourth Proportional to 4,275,928.08, 6,414,299.10 and 1,201,910.94
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Solution
The fourth proportional to 4,275,928.08, 6,414,299.10 and 1,201,910.94 is: 1,802,980.81
Step by Step Solution
- Step 1: Write the proportion equation
4,275,928.08 : 6,414,299.10 = 1,201,910.94 : x - Step 2: Convert to fraction form
4,275,928.08/6,414,299.10 = 1,201,910.94/x - Step 3: Cross multiply
4,275,928.08x = 6,414,299.10 × 1,201,910.94 - Step 4: Simplify right side
4,275,928.08x = 7,709,416,260,722.15 - Step 5: Solve for x
x = 7,709,416,260,722.15/4,275,928.08 - Step 6: Final answer
x = 1,802,980.81
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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.