Finding the Fourth Proportional to 2,807,679.14, 3,874,597.44 and 1,518,519.24
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Solution
The fourth proportional to 2,807,679.14, 3,874,597.44 and 1,518,519.24 is: 2,095,556.67
Step by Step Solution
- Step 1: Write the proportion equation
2,807,679.14 : 3,874,597.44 = 1,518,519.24 : x - Step 2: Convert to fraction form
2,807,679.14/3,874,597.44 = 1,518,519.24/x - Step 3: Cross multiply
2,807,679.14x = 3,874,597.44 × 1,518,519.24 - Step 4: Simplify right side
2,807,679.14x = 5,883,650,759,894.75 - Step 5: Solve for x
x = 5,883,650,759,894.75/2,807,679.14 - Step 6: Final answer
x = 2,095,556.67
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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.