Finding the Fourth Proportional to 2,370,619.36, 3,271,464.69 and 1,282,890.99
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Solution
The fourth proportional to 2,370,619.36, 3,271,464.69 and 1,282,890.99 is: 1,770,394.96
Step by Step Solution
- Step 1: Write the proportion equation
2,370,619.36 : 3,271,464.69 = 1,282,890.99 : x - Step 2: Convert to fraction form
2,370,619.36/3,271,464.69 = 1,282,890.99/x - Step 3: Cross multiply
2,370,619.36x = 3,271,464.69 × 1,282,890.99 - Step 4: Simplify right side
2,370,619.36x = 4,196,932,567,567.44 - Step 5: Solve for x
x = 4,196,932,567,567.44/2,370,619.36 - Step 6: Final answer
x = 1,770,394.96
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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.