Finding the Fourth Proportional to 3,727,000.42, 5,143,230.07 and 2,351,232.53
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Solution
The fourth proportional to 3,727,000.42, 5,143,230.07 and 2,351,232.53 is: 3,244,681.64
Step by Step Solution
- Step 1: Write the proportion equation
3,727,000.42 : 5,143,230.07 = 2,351,232.53 : x - Step 2: Convert to fraction form
3,727,000.42/5,143,230.07 = 2,351,232.53/x - Step 3: Cross multiply
3,727,000.42x = 5,143,230.07 × 2,351,232.53 - Step 4: Simplify right side
3,727,000.42x = 12,092,929,837,551.06 - Step 5: Solve for x
x = 12,092,929,837,551.06/3,727,000.42 - Step 6: Final answer
x = 3,244,681.64
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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.