Finding the Fourth Proportional to 4,363,240.80, 6,542,671.12 and 2,542,195.20
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Solution
The fourth proportional to 4,363,240.80, 6,542,671.12 and 2,542,195.20 is: 3,812,016.77
Step by Step Solution
- Step 1: Write the proportion equation
4,363,240.80 : 6,542,671.12 = 2,542,195.20 : x - Step 2: Convert to fraction form
4,363,240.80/6,542,671.12 = 2,542,195.20/x - Step 3: Cross multiply
4,363,240.80x = 6,542,671.12 × 2,542,195.20 - Step 4: Simplify right side
4,363,240.80x = 16,632,747,116,442.62 - Step 5: Solve for x
x = 16,632,747,116,442.62/4,363,240.80 - Step 6: Final answer
x = 3,812,016.77
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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.