Finding the Fourth Proportional to 3,883,141.12, 5,827,336.08 and 1,358,818.24
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Solution
The fourth proportional to 3,883,141.12, 5,827,336.08 and 1,358,818.24 is: 2,039,145.71
Step by Step Solution
- Step 1: Write the proportion equation
3,883,141.12 : 5,827,336.08 = 1,358,818.24 : x - Step 2: Convert to fraction form
3,883,141.12/5,827,336.08 = 1,358,818.24/x - Step 3: Cross multiply
3,883,141.12x = 5,827,336.08 × 1,358,818.24 - Step 4: Simplify right side
3,883,141.12x = 7,918,290,556,114.10 - Step 5: Solve for x
x = 7,918,290,556,114.10/3,883,141.12 - Step 6: Final answer
x = 2,039,145.71
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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.