Finding the Fourth Proportional to 4,826,235.40, 7,240,325.10 and 1,414,515.40
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Solution
The fourth proportional to 4,826,235.40, 7,240,325.10 and 1,414,515.40 is: 2,122,057.98
Step by Step Solution
- Step 1: Write the proportion equation
4,826,235.40 : 7,240,325.10 = 1,414,515.40 : x - Step 2: Convert to fraction form
4,826,235.40/7,240,325.10 = 1,414,515.40/x - Step 3: Cross multiply
4,826,235.40x = 7,240,325.10 × 1,414,515.40 - Step 4: Simplify right side
4,826,235.40x = 10,241,551,354,956.54 - Step 5: Solve for x
x = 10,241,551,354,956.54/4,826,235.40 - Step 6: Final answer
x = 2,122,057.98
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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.