Finding the Fourth Proportional to 4,520,757.06, 6,781,188.24 and 1,325,946.96
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Solution
The fourth proportional to 4,520,757.06, 6,781,188.24 and 1,325,946.96 is: 1,988,935.88
Step by Step Solution
- Step 1: Write the proportion equation
4,520,757.06 : 6,781,188.24 = 1,325,946.96 : x - Step 2: Convert to fraction form
4,520,757.06/6,781,188.24 = 1,325,946.96/x - Step 3: Cross multiply
4,520,757.06x = 6,781,188.24 × 1,325,946.96 - Step 4: Simplify right side
4,520,757.06x = 8,991,495,932,015.75 - Step 5: Solve for x
x = 8,991,495,932,015.75/4,520,757.06 - Step 6: Final answer
x = 1,988,935.88
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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.