Finding the Fourth Proportional to 2,825,844.99, 3,899,693.75 and 1,536,713.25
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Solution
The fourth proportional to 2,825,844.99, 3,899,693.75 and 1,536,713.25 is: 2,120,679.33
Step by Step Solution
- Step 1: Write the proportion equation
2,825,844.99 : 3,899,693.75 = 1,536,713.25 : x - Step 2: Convert to fraction form
2,825,844.99/3,899,693.75 = 1,536,713.25/x - Step 3: Cross multiply
2,825,844.99x = 3,899,693.75 × 1,536,713.25 - Step 4: Simplify right side
2,825,844.99x = 5,992,711,048,883.62 - Step 5: Solve for x
x = 5,992,711,048,883.62/2,825,844.99 - Step 6: Final answer
x = 2,120,679.33
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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.