Finding the Fourth Proportional to 4,609,620.27, 6,912,807.20 and 1,534,776.08
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Solution
The fourth proportional to 4,609,620.27, 6,912,807.20 and 1,534,776.08 is: 2,301,623.67
Step by Step Solution
- Step 1: Write the proportion equation
4,609,620.27 : 6,912,807.20 = 1,534,776.08 : x - Step 2: Convert to fraction form
4,609,620.27/6,912,807.20 = 1,534,776.08/x - Step 3: Cross multiply
4,609,620.27x = 6,912,807.20 × 1,534,776.08 - Step 4: Simplify right side
4,609,620.27x = 10,609,611,136,211.78 - Step 5: Solve for x
x = 10,609,611,136,211.78/4,609,620.27 - Step 6: Final answer
x = 2,301,623.67
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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.