Finding the Fourth Proportional to 3,883,198.05, 5,827,421.30 and 1,358,875.17
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Solution
The fourth proportional to 3,883,198.05, 5,827,421.30 and 1,358,875.17 is: 2,039,231.07
Step by Step Solution
- Step 1: Write the proportion equation
3,883,198.05 : 5,827,421.30 = 1,358,875.17 : x - Step 2: Convert to fraction form
3,883,198.05/5,827,421.30 = 1,358,875.17/x - Step 3: Cross multiply
3,883,198.05x = 5,827,421.30 × 1,358,875.17 - Step 4: Simplify right side
3,883,198.05x = 7,918,738,102,904.74 - Step 5: Solve for x
x = 7,918,738,102,904.74/3,883,198.05 - Step 6: Final answer
x = 2,039,231.07
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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.