Finding the Fourth Proportional to 4,740,832.88, 6,542,366.72 and 2,565,376.05
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Solution
The fourth proportional to 4,740,832.88, 6,542,366.72 and 2,565,376.05 is: 3,540,228.34
Step by Step Solution
- Step 1: Write the proportion equation
4,740,832.88 : 6,542,366.72 = 2,565,376.05 : x - Step 2: Convert to fraction form
4,740,832.88/6,542,366.72 = 2,565,376.05/x - Step 3: Cross multiply
4,740,832.88x = 6,542,366.72 × 2,565,376.05 - Step 4: Simplify right side
4,740,832.88x = 16,783,630,880,978.17 - Step 5: Solve for x
x = 16,783,630,880,978.17/4,740,832.88 - Step 6: Final answer
x = 3,540,228.34
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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.