Finding the Fourth Proportional to 3,244,055.16, 4,476,405.42 and 1,793,554.68
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Solution
The fourth proportional to 3,244,055.16, 4,476,405.42 and 1,793,554.68 is: 2,474,889.45
Step by Step Solution
- Step 1: Write the proportion equation
3,244,055.16 : 4,476,405.42 = 1,793,554.68 : x - Step 2: Convert to fraction form
3,244,055.16/4,476,405.42 = 1,793,554.68/x - Step 3: Cross multiply
3,244,055.16x = 4,476,405.42 × 1,793,554.68 - Step 4: Simplify right side
3,244,055.16x = 8,028,677,890,618.37 - Step 5: Solve for x
x = 8,028,677,890,618.37/3,244,055.16 - Step 6: Final answer
x = 2,474,889.45
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1.5x scale
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.