Finding the Fourth Proportional to 2,670,924.94, 3,685,889.26 and 1,447,230.14
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Solution
The fourth proportional to 2,670,924.94, 3,685,889.26 and 1,447,230.14 is: 1,997,184.55
Step by Step Solution
- Step 1: Write the proportion equation
2,670,924.94 : 3,685,889.26 = 1,447,230.14 : x - Step 2: Convert to fraction form
2,670,924.94/3,685,889.26 = 1,447,230.14/x - Step 3: Cross multiply
2,670,924.94x = 3,685,889.26 × 1,447,230.14 - Step 4: Simplify right side
2,670,924.94x = 5,334,330,039,568.43 - Step 5: Solve for x
x = 5,334,330,039,568.43/2,670,924.94 - Step 6: Final answer
x = 1,997,184.55
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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.