Finding the Fourth Proportional to 3,443,959.42, 5,165,729.99 and 1,284,568.27
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Solution
The fourth proportional to 3,443,959.42, 5,165,729.99 and 1,284,568.27 is: 1,926,774.40
Step by Step Solution
- Step 1: Write the proportion equation
3,443,959.42 : 5,165,729.99 = 1,284,568.27 : x - Step 2: Convert to fraction form
3,443,959.42/5,165,729.99 = 1,284,568.27/x - Step 3: Cross multiply
3,443,959.42x = 5,165,729.99 × 1,284,568.27 - Step 4: Simplify right side
3,443,959.42x = 6,635,732,829,247.08 - Step 5: Solve for x
x = 6,635,732,829,247.08/3,443,959.42 - Step 6: Final answer
x = 1,926,774.40
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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.