Finding the Fourth Proportional to 2,384,282.65, 3,290,396.58 and 1,365,884.23
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Solution
The fourth proportional to 2,384,282.65, 3,290,396.58 and 1,365,884.23 is: 1,884,969.80
Step by Step Solution
- Step 1: Write the proportion equation
2,384,282.65 : 3,290,396.58 = 1,365,884.23 : x - Step 2: Convert to fraction form
2,384,282.65/3,290,396.58 = 1,365,884.23/x - Step 3: Cross multiply
2,384,282.65x = 3,290,396.58 × 1,365,884.23 - Step 4: Simplify right side
2,384,282.65x = 4,494,300,799,067.93 - Step 5: Solve for x
x = 4,494,300,799,067.93/2,384,282.65 - Step 6: Final answer
x = 1,884,969.80
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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.