Finding the Fourth Proportional to 4,011,396.05, 5,535,693.80 and 2,175,849.68
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Solution
The fourth proportional to 4,011,396.05, 5,535,693.80 and 2,175,849.68 is: 3,002,654.79
Step by Step Solution
- Step 1: Write the proportion equation
4,011,396.05 : 5,535,693.80 = 2,175,849.68 : x - Step 2: Convert to fraction form
4,011,396.05/5,535,693.80 = 2,175,849.68/x - Step 3: Cross multiply
4,011,396.05x = 5,535,693.80 × 2,175,849.68 - Step 4: Simplify right side
4,011,396.05x = 12,044,837,544,750.27 - Step 5: Solve for x
x = 12,044,837,544,750.27/4,011,396.05 - Step 6: Final answer
x = 3,002,654.79
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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.